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The Effects of Medicaid Expansion under the ACA: Updated Findings from a Literature Review

Appendix: Study Citations by Category of Findings and Geographic Scope

Coverage Effects of Expansion

Nationwide Studies
  1. Sergio Gonzales and Benjamin Sommers, “Intra-Ethnic Coverage Disparities among Latinos and the Effects of Health Reform” Health Services Research epub ahead of print (June 2017), http://onlinelibrary.wiley.com/wol1/doi/10.1111/1475-6773.12733/full
  2. Jack Hoadley, Karina Wagnerman, Joan Alker, and Mark Holmes, Medicaid in Small Towns and Rural America: A Lifeline for Children, Families, and Communities (Washington, DC: Georgetown Center for Children and Families, June 2017), https://ccf.georgetown.edu/wp-content/uploads/2017/06/Rural-health-final.pdf
  3. Abigail Barker, Kelsey Huntzberry, Timothy McBride, and Keith Mueller, Changing Rural and Urban Enrollment in State Medicaid Programs (Iowa City, IA: Rural Policy Research Institute, May 2017), https://cph.uiowa.edu/rupri/publications/policybriefs/2017/
    Changing%20Rural%20and%20Urban%20Enrollment%20in%20State%20Medicaid%20Programs.pdf
  4. Sandra Decker, Brandy Lipton, and Benjamin Sommers, “Medicaid Expansion Coverage Effects Grew in 2015 With Continued Improvements in Coverage Quality,” Health Affairs 36 no. 5 (May 2017): 819-825, http://content.healthaffairs.org/content/36/5/819.full
  5. Stacey McMorrow, Jason Gates, Sharon Long, and Genevieve Kenney, “Medicaid Expansion Increased Coverage, Improved Affordability, and Reduced Psychological Distress for Low-Income Parents,” Health Affairs 36 no. 5 (May 2017): 808-818, http://content.healthaffairs.org/content/36/5/808.full?sid=29f7e3de-89cd-489f-9fe0-18f04188d8a4
  6. George Wehby and Wei Lyu, “The Impact of the ACA Medicaid Expansions on Health Insurance Coverage through 2015 and Coverage Disparities by Age, Race/Ethnicity, and Gender” Health Services Research epub ahead of print (May 2017), http://onlinelibrary.wiley.com/doi/10.1111/1475-6773.12711/abstract
  7. Julia Foutz, Samantha Artiga, and Rachel Garfield, The Role of Medicaid in Rural America (Washington, DC: Kaiser Family Foundation, April 2017), http://kff.org/medicaid/issue-brief/the-role-of-medicaid-in-rural-america/
  8. Jennifer Haley, Genevieve Kenney, and Jason Gates, Veterans Saw Broad Coverage Gains Between 2013 and 2015 (Washington, DC: The Urban Institute, April 2017), http://www.urban.org/research/publication/veterans-saw-broad-coverage-gains-between-2013-and-2015
  9. Stacey McMorrow, Genevieve Kenney, Sharon Long, and Jason Gates, The ACA Medicaid Expansion Led to Widespread Reductions in Uninsurance Among Poor Childless Adults (The Urban Institute, April 2017), http://www.urban.org/sites/default/files/publication/89536/2001222-aca_medicaid_expansion_led_to_widespread_reductions_in_uninsurance_among_poor_childless_adults.pdf
  10. Charles Courtemanche, James Marton, Benjamin Ukert, Aaron Yelowitz, Daniela Zapata, Early Effects of the Affordable Care Act on Health Care Access, Risky Health Behaviors, and Self-Assessed Health (National Bureau of Economic Research, Working Paper no. 23269, March 2017), http://www.nber.org/papers/w23269
  11. Sarah Miller and Laura Wherry, “Health and Access to Care During the First 2 Years of the ACA Medicaid Expansions,” The New England Journal of Medicine 376 no. 10 (March 2017), http://www.nejm.org/doi/full/10.1056/NEJMsa1612890
  12. Jennifer Kates and Lindsey Dawson, Insurance Coverage Changes for People with HIV Under the ACA (Washington, DC: Kaiser Family Foundation, February 2017), http://kff.org/health-reform/issue-brief/insurance-coverage-changes-for-people-with-hiv-under-the-aca/
  13. Sandra Decker and Brandy Lipton, “Most Newly Insured People in 2014 Were Long-Term Uninsured,” Health Affairs 36 no. 1 (January 2017): 16-20, http://content.healthaffairs.org/content/36/1/16.full?sid=982b20c0-0a17-4dc4-a35a-b0302d4ec289
  14. Anne Martin et al., “National Health Spending: Faster Growth in 2015 As Coverage Expands and Utilization Increases,” Health Affairs 36 no. 1 (January 2017): 166-176, http://content.healthaffairs.org/content/36/1/166.full?sid=982b20c0-0a17-4dc4-a35a-b0302d4ec289
  15. Aparna Soni, Michael Hendryx, and Kosali Simon, “Medicaid Expansion under the Affordable Care Act and Insurance Coverage in Rural and Urban Areas,” The Journal of Rural Health epub ahead of print (January 2017), http://onlinelibrary.wiley.com/doi/10.1111/jrh.12234/full
  16. Kamyar Nasseh and Marko Vujicic, Early Impact of the Affordable Care Act’s Medicaid Expansion on Dental Care Use (Health Services Research, November 2016), http://onlinelibrary.wiley.com/doi/10.1111/1475-6773.12606/full
  17. Stacey McMorrow, Genevieve Kenney, Sharon Long, and Jason Gates, “Marketplaces Helped Drive Coverage Gains in 2015; Affordability Problems Remained,” Health Affairs 35 no. 10 (October 2016): 1810-1815, http://content.healthaffairs.org/content/35/10/1810.full
  18. Robin Rudowitz, Allison Valentine, and Vernon Smith, Medicaid Enrollment and Spending Growth: FY 2016 & 2017 (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, October 2016), http://kff.org/medicaid/issue-brief/medicaid-enrollment-spending-growth-fy-2016-2017/
  19. Jessica Vistnes and Joel Cohen, “Gaining Coverage in 2014: New Estimates of Marketplace and Medicaid Transitions,” Health Affairs 35 no. 10 (October 2016): 1825-1829, http://content.healthaffairs.org/content/35/10/1825.full?sid=cc385dd5-9c95-4ee1-9c58-888408d49c54
  20. Kelsey Avery, Kenneth Finegold, and Amelia Whitman, Affordable Care Act Has Led to Historic, Widespread Increase in Health Insurance Coverage (Office of the Assistant Secretary for Planning and Evaluation, September 2016), https://aspe.hhs.gov/sites/default/files/pdf/207946/ACAHistoricIncreaseCoverage.pdf
  21. Helen Levy, Thomas Buchmueller, and Sayeh Nikpay, Health Reform and Health Insurance Coverage of Early Retirees (Ann Arbor, MI: University of Michigan Retirement Research Center Working Paper, September 2016), http://www.mrrc.isr.umich.edu/publications/papers/pdf/wp345.pdf
  22. Andrew Mulcahy, Christine Eibner, and Kenneth Finegold, “Gaining Coverage Through Medicaid Or Private Insurance Increased Prescription Use and Lowered Out-Of-Pocket Spending,” Health Affairs 35, no. 9 (September 2016), http://content.healthaffairs.org/content/early/2016/08/16/hlthaff.2016.0091.full
  23. Pauline Leung and Alexandre Mas, Employment Effects of the ACA Medicaid Expansions (Working Paper No. 22540, National Bureau of Economic Research, August 2016), http://www.nber.org/papers/w22540
  24. Office of the Assistant Secretary for Planning and Evaluation (ASPE), Impacts of the Affordable Care Act’s Medicaid Expansion on Insurance Coverage and Access to Care (Office of the Assistant Secretary for Planning and Evaluation, June 2016), https://aspe.hhs.gov/sites/default/files/pdf/205141/medicaidexpansion.pdf
  25. Alanna Williamson, Larisa Antonisse, Jennifer Tolbert, Rachel Garfield, and Anthony Damico, ACA Coverage Expansions and Low-Income Workers (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2016), http://kff.org/report-section/aca-coverage-expansions-and-low-income-workers-issue-brief/
  26. Thomas Buchmueller, Zachary Levinson, Helen Levy, and Barbara Wolfe, “Effect of the Affordable Care Act on Racial and Ethnic Disparities in Health Insurance Coverage,” American Journal of Public Health (May 2016), http://www.ncbi.nlm.nih.gov/pubmed/27196653
  27. Robin Cohen, Michael Martinez, and Emily Zammitti, Health Insurance Coverage: Early Release of Estimates from the National Health Interview Survey, 2015 (National Center for Health Statistics, May 2016), http://www.cdc.gov/nchs/data/nhis/earlyrelease/insur201605.pdf
  28. Sara Collins, Munira Gunja, Michelle Doty, and Sophie Beutel, Americans’ Experiences with ACA Marketplace and Medicaid Coverage: Access to Care and Satisfaction (The Commonwealth Fund, May 2016), http://www.commonwealthfund.org/publications/issue-briefs/2016/may/aca-tracking-survey-access-to-care-and-satisfaction
  29. Michael Karpman, Jason Gates, Genevieve Kenney, Stacey McMorrow, How Are Moms Faring under the Affordable Care Act? Evidence Through 2014, (The Urban Institute, May 2016), http://www.urban.org/research/publication/how-are-moms-faring-under-affordable-care-act-evidence-through-2014
  30. Genevieve Kenney, Jennifer Haley, Clare Pan, Victoria Lynch, and Matthew Buettgens, Children’s Coverage Climb Continues: Uninsurance and Medicaid/CHIP Eligibility and Participation Under the ACA, (Washington, DC: The Urban Institute, May 2016), http://www.urban.org/research/publication/childrens-coverage-climb-continues-uninsurance-and-medicaidchip-eligibility-and-participation-under-aca
  31. Jessica Sharac, Rachel Gunsalus, Chi Tran, Peter Shin, and Sara Rosenbaum, How are Migrant Health Centers and their Patients Faring Under the Affordable Care Act? (Geiger Gibson/RCHN Community Health Foundation Research Collaborative, The George Washington University Milken Institute of Public Health, May 2016), http://www.rchnfoundation.org/wp-content/uploads/2016/05/Migrant-Health-Centers-Patients-Under-Affordable-Care-Act.pdf
  32. Kosali Simon, Aparna Soni, and John Cawley, The Impact of Health Insurance on Preventive Care and Health Behaviors: Evidence from the 2014 ACA Medicaid Expansions (Working Paper 22265, National Bureau of Economic Research, May 2016), http://www.nber.org/papers/w22265?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  33. Dmitry Tumin, Don Hayes Jr., Kenneth Washburn, Joseph Tobias, and Sylvester Black, “Medicaid Enrollment after Liver Transplantation: Effects of Medicaid Expansion,” Liver Transplantation (May 2016), http://www.ncbi.nlm.nih.gov/pubmed/27152888
  34. Charles Courtemanche, James Marton, Benjamin Ukert, Aaron Yelowitz, and Daniela Zapata, Impacts of the Affordable Care Act on Health Insurance Coverage in Medicaid Expansion and Non-Expansion States (Working Paper No. 22182, The National Bureau of Economic Research, April 2016), http://www.nber.org/papers/w22182
  35. Molly Frean, Jonathan Gruber, and Benjamin Sommers, Premium Subsidies, the Mandate, and Medicaid Expansion: Coverage Effects of the Affordable Care Act (Working Paper No. 22213, National Bureau of Economic Research, April 2016), http://www.nber.org/papers/w22213?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  36. Laura Wherry and Sarah Miller, “Early Coverage, Access, Utilization, and Health Effects Associated with the Affordable Care Act Medicaid Expansions: A Quasi-experimental Study,” Annals of Internal Medicine, Epub ahead of print (April 2016), http://annals.org/article.aspx?articleid=2513980
  37. Centers for Medicare and Medicaid Services, Monthly Medicaid and CHIP Application, Eligibility, Determination, and Enrollment Reports, (Centers for Medicare and Medicaid Services, March 2016), https://www.medicaid.gov/medicaid-chip-program-information/program-information/medicaid-and-chip-enrollment-data/medicaid-and-chip-application-eligibility-determination-and-enrollment-data.html
  38. Matt Warfield, Barbara DiPietro, and Samantha Artiga, How has the ACA Medicaid Expansion Affected Providers Serving the Homeless Population: Analysis of Coverage, Revenues, and Costs (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, March 2016), http://files.kff.org/attachment/issue-brief-how-has-the-aca-medicaid-expansion-affected-providers-serving-the-homeless-population
  39. Robin Rudowitz, Samantha Artiga, Anthony Damico, and Rachel Garfield, A Closer Look at the Remaining Uninsured Population Eligible for Medicaid and CHIP (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, February 2016), http://kff.org/uninsured/issue-brief/a-closer-look-at-the-remaining-uninsured-population-eligible-for-medicaid-and-chip/
  40. Christopher Truffer, Christian Wolfe, and Kathryn Rennie, 2016 Actuarial Report on the Financial Outlook for Medicaid, (Office of the Actuary, Centers for Medicare and Medicaid Services, 2016), https://www.cms.gov/Research-Statistics-Data-and Systems/Research/ActuarialStudies/Downloads/MedicaidReport2016.pdf
  41. Robert Kaestner, Bowen Garrett, Anuj Gangopadhyaya, and Caitlyn Fleming, Effects of ACA Medicaid Expansions on Health Insurance Coverage and Labor Supply (Working Paper No. 21836, National Bureau of Economic Research, December 2015), http://www.nber.org/papers/w21836
  42. Peter Shin, Jessica Sharac, Julia Zur, Sara Rosenbaum, and Julia Paradise, Health Center Patient Trends, Enrollment Activities, and Service Capacity: Recent Experience in Medicaid Expansion and Non-Expansion States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, December 2015), http://kff.org/medicaid/issue-brief/health-center-patient-trends-enrollment-activities-and-service-capacity-recent-experience-in-medicaid-expansion-and-non-expansion-states/
  43. Joan Alker and Alisa Chester, Children’s Health Insurance Rates in 2014: ACA Results in Significant Improvements (Washington, DC: Georgetown Center for Children and Families, October 2015), http://ccf.georgetown.edu/wp-content/uploads/2015/10/ACS-report-2015.pdf
  44. Robin Rudowitz, Laura Snyder, and Vernon Smith, Medicaid Enrollment and Spending Growth: FY 2015 & 2016 (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, October 2015), http://kff.org/medicaid/issue-brief/medicaid-enrollment-spending-growth-fy-2015-2016/
  45. Jessica Smith and Carla Medalia, Health Insurance Coverage in the United States: 2014 (U.S. Census Bureau, September 2015), https://www.census.gov/content/dam/Census/library/publications/2015/demo/p60-253.pdf
  46. Benjamin Sommers, Munira Gunja, Kenneth Finegold, and Thomas Musco, “Changes in Self-Reported Insurance Coverage, Access to Care, and Health Under the Affordable Care Act,” The Journal of the American Medical Association 314 no. 4 (July 2015): 366-374, http://jama.jamanetwork.com/article.aspx?articleid=2411283&resultClick=3
  47. Robin Cohen and Michael Martinez, Health Insurance Coverage: Early Release of Estimates from the National Health Interview Survey, 2014 (National Center for Health Statistics, June 2015), http://www.cdc.gov/nchs/data/nhis/earlyrelease/insur201506.pdf
  48. Stacey McMorrow, Genevieve Kenney, Sharon Long, and Nathaniel Anderson, “Uninsurance Among Young Adults Continues to Decline, Particularly in Medicaid Expansion States,” Health Affairs 34, no. 4 (April 2015): 616-620, http://content.healthaffairs.org/content/34/4/616.full
  49. Sara Collins, Petra Rasmussen, Michelle Doty, and Sophie Beutel The Rise in Health Care Coverage and Affordability Since Health Reform Took Effect: Findings from the Commonwealth Fund Biennial Health Insurance Survey, 2014 (The Commonwealth Fund, January 2015), http://www.commonwealthfund.org/~/media/files/publications/issue-brief/2015/jan/1800_collins_biennial_survey_brief.pdf?la=en
  50. Sharon Long, Michael Karpman, Adele Shartzer, Douglas Wissoker, Genevieve Kenney, Stephen Zuckerman, Nathaniel Anderson, and Katherine Hempstead, Taking Stock: Health Insurance Coverage under the ACA as of September 2014 (The Urban Institute, December 2014), http://hrms.urban.org/briefs/Health-Insurance-Coverage-under-the-ACA-as-of-September-2014.html
  51. Benjamin Sommers, Thomas Musco, Kenneth Finegold, Munira Gunja, Amy Burke, and Audrey McDowell, “Health Reform and Changes in Health Insurance Coverage in 2014” The New England Journal of Medicine 371 (August 2014): 867-874, http://www.nejm.org/doi/full/10.1056/NEJMsr1406753
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Multi-State Studies
  1. Benjamin Sommers, Bethany Maylone, Robert Blendon, E. John Orav, and Arnold Epstein, “Three-Year Impacts of the Affordable Care Act: Improved Medical Care and Health Among Low-Income Adults,” Health Affairs epub ahead of print (May 2017), http://content.healthaffairs.org/content/early/2017/05/15/hlthaff.2017.0293
  2. Benjamin Sommers, Robert Blendon, E. John Orav, and Arnold Epstein, “Changes in Utilization and Health Among Low-Income Adults After Medicaid Expansion or Expanded Private Insurance,” The Journal of the American Medical Association 176 no. 10 (October 2016): 1501-1509, http://jamanetwork.com/journals/jamainternalmedicine/article-abstract/2542420
  3. Benjamin Sommers, Rebecca Gourevitch, Bethany Maylone, Robert Blendon, and Arnold Epstein, “Insurance Churning Rates for Low-Income Adults Under Health Reform: Lower Than Expected but Still Harmful for Many,” Health Affairs 35 no. 10 (October 2016): 1816-1824, http://content.healthaffairs.org/content/35/10/1816.full?sid=f4835910-ffd0-4864-a76a-b4f207ccd018
  4. Steven Wallace, Maria-Elena Young, Michael Rodriguez, Amy Bonilla, and Nadereh Pourat, Community Health Centers Play a Critical Role in Caring for the Remaining Uninsured in the Affordable Care Act Era (UCLA Center for Health Policy Research, October 2016), http://healthpolicy.ucla.edu/publications/Documents/PDF/2016/FQHC_PB-oct2016.pdf
  5. Benjamin Sommers, Robert Blendon, and E. John Orav, “Both the ‘Private Option’ And Traditional Medicaid Expansions Improved Access To Care For Low-Income Adults,” Health Affairs 35, no. 1 (January 2016): 96-105, http://content.healthaffairs.org/content/35/1/96.abstract
  6. Samantha Artiga and Robin Rudowitz, How Have State Medicaid Expansion Decisions Affected the Experiences of Low-Income Adults? Perspectives from Ohio, Arkansas, and Missouri (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2015), http://kff.org/medicaid/issue-brief/how-have-state-medicaid-expansion-decisions-affected-the-experiences-of-low-income-adults-perspectives-from-ohio-arkansas-and-missouri/
  7. Samantha Artiga, Jennifer Tolbert, and Robin Rudowitz, Year Two of the ACA Coverage Expansions: On-the-Ground Experiences from Five States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2015), http://kff.org/health-reform/issue-brief/year-two-of-the-aca-coverage-expansions-on-the-ground-experiences-from-five-states/
  8. Stan Dorn, Norton Francis, Laura Snyder, and Robin Rudowitz, The Effects of the Medicaid Expansion on State Budgets: An Early Look in Select States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, March 2015), http://kff.org/medicaid/issue-brief/the-effects-of-the-medicaid-expansion-on-state-budgets-an-early-look-in-select-states/
  9. Barbara DiPietro, Samantha Artiga, and Alexandra Gates, Early Impacts of the Medicaid Expansion for the Homeless Population (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, November 2014), http://kff.org/uninsured/issue-brief/early-impacts-of-the-medicaid-expansion-for-the-homeless-population/
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Single State Studies
  1. Louisiana Department of Health, Medicaid Expansion 2016/17 (Baton Rouge, Louisiana Department of Health, June 2017), http://dhh.louisiana.gov/assets/HealthyLa/Resources/MdcdExpnAnnlRprt_2017_WEB.pdf
  2. Eric Seiber and Micah Berman, “Medicaid Expansion and ACA Repeal: Evidence from Ohio,” “American Journal of Public Health epub ahead of print (April 2017), http://ajph.aphapublications.org/doi/pdf/10.2105/AJPH.2017.303722
  3. The Lewin Group, Healthy Indiana Plan 2.0: POWER Account Contribution Assessment, (The Lewin Group, prepared for the Indiana Family and Social Services Administration, March 2017), https://www.medicaid.gov/Medicaid-CHIP-Program-Information/By-Topics/Waivers/1115/downloads/in/Healthy-Indiana-Plan-2/in-healthy-indiana-plan-support-20-POWER-acct-cont-assesmnt-03312017.pdf
  4. The Ohio Department of Medicaid, Ohio Medicaid Group VIII Assessment: A Report to the Ohio General Assembly (The Ohio Department of Medicaid, January 2017), http://medicaid.ohio.gov/Portals/0/Resources/Reports/Annual/Group-VIII-Assessment.pdf
  5. The Lewin Group, Inc., Indiana Healthy Indiana Plan 2.0: Interim Evaluation Report (The Lewin Group, Prepared for Indiana Family and Social Services Administration, July 2016), https://www.medicaid.gov/Medicaid-CHIP-Program-Information/By-Topics/Waivers/1115/downloads/in/Healthy-Indiana-Plan-2/in-healthy-indiana-plan-support-20-interim-evl-rpt-07062016.pdf
  6. Mathew Davis, Achamyeleh Gebremariam, John Ayanian, “Changes in Insurance Coverage Among Hospitalized Nonelderly Adults After Medicaid Expansion in Michigan,” The Journal of the American Medical Association 315 no. 23 (June 2016): 2617-2618, http://jamanetwork.com/journals/jama/fullarticle/2529615
  7. John Heintzman, Steffani Bailey, Jennifer DeVoe, Stuart Cowburn, Tanya Kapka, Truc-Vi Duong, and Miguel Marino, “In Low-Income Latino Patients, Post-Affordable Care Act Insurance Disparities May Be Reduced Even More than Broader National Estimates: Evidence from Oregon,” Journal of Racial and Ethnic Health Disparities (April 2016), http://www.ncbi.nlm.nih.gov/pubmed/27105630
  8. Joseph Benitez, Liza Creel, and J’Aime Jennings, “Kentucky’s Medicaid Expansion Showing Early Promise on Coverage and Access to Care,” Health Affairs (February 2016), http://content.healthaffairs.org/content/early/2016/02/16/hlthaff.2015.1294
  9. Arkansas Health Reform Legislative Task Force, Health Care Task Force Preliminary Report, (Arkansas Health Reform Legislative Task Force, December 2015), http://www.arkleg.state.ar.us/assembly/2015/Meeting%20Attachments/836/I14218/Task%20Force%20report%2012-17-15%20sent%20to%20Jill.pdf
  10. Jocelyn Guyer, Naomi Shine, MaryBeth Musumeci, and Robin Rudowitz, A Look at the Private Option in Arkansas (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, August 2015), http://kff.org/medicaid/issue-brief/a-look-at-the-private-option-in-arkansas/
  11. Michael McCue, “The Impact of Medicaid Expansion on Medicaid Focused Insurers in California,” Inquiry: The Journal of Health Care Organization, Provision, and Financing 52 (July 2015), http://inq.sagepub.com/content/52/0046958015595960.full.pdf+html
  12. Deloitte Development LLC, Commonwealth of Kentucky Medicaid Expansion Report, (Deloitte Development LLC, February 2015), http://jointhehealthjourney.com/images/uploads/channel-files/Kentucky_Medicaid_Expansion_One-Year_Study_FINAL.pdf
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Impact of Expansion on Access to Care, Utilization, Affordability, and Health Outcomes

Nationwide Studies
  1. Lisa Clemens-Cope, Marni Epstein, and Genevieve Kenney, Rapid Growth in Medicaid Spending on Medications to Treat Opioid Use Disorder and Overdose (Washington, DC: The Urban Institute, June 2017), http://www.urban.org/sites/default/files/publication/91521/2001386-rapid-growth-in-medicaid-spending-on-medications-to-treat-opioid-use-disorder-and-overdose_3.pdf
  2. Joseph Labrum et al., “Does Medicaid Insurance Confer Adequate Access to Adult Orthopaedic Care in the Era of the Patient Protection and Affordable Care Act?” Clinical Orthopaedics and Related Research 475 no. 6 (June 2017): 1527-1536, https://link.springer.com/article/10.1007%2Fs11999-017-5263-3
  3. Gary Pickens et al., “Changes in Hospital Inpatient Utilization Following Health Care Reform,” Health Services Research epub ahead of print (June 2017), https://www.ncbi.nlm.nih.gov/pubmed/28664983
  4. Stacey McMorrow, Jason Gates, Sharon Long, and Genevieve Kenney, “Medicaid Expansion Increased Coverage, Improved Affordability, and Reduced Psychological Distress for Low-Income Parents,” Health Affairs 36 no. 5 (May 2017): 808-818, http://content.healthaffairs.org/content/36/5/808.full?sid=29f7e3de-89cd-489f-9fe0-18f04188d8a4
  5. Astha Singhal, Peter Damiano, and Lindsay Sabik, “Medicaid Adult Dental Benefits Increase Use Of Dental Care, But Impact Of Expansion On Dental Services Use Was Mixed,” Health Affairs 36 no. 4 (April 2017): 723-732, http://content.healthaffairs.org/content/36/4/723.short
  6. Hefei Wen, Jason Hockenberry, Tyrone Borders, and Benjamin Druss, “Impact of Medicaid Expansion on Medicaid-covered Utilization of Buprenorphine for Opioid Use Disorder Treatment,” Medical Care 55 no. 4 (April 2017): 336-341, http://journals.lww.com/lww-medicalcare/Fulltext/2017/04000/Impact_of_Medicaid_Expansion_on_Medicaid_covered.5.aspx
  7. Charles Courtemanche, James Marton, Benjamin Ukert, Aaron Yelowitz, Daniela Zapata, Early Effects of the Affordable Care Act on Health Care Access, Risky Health Behaviors, and Self-Assessed Health (National Bureau of Economic Research, Working Paper no. 23269, March 2017), http://www.nber.org/papers/w23269
  8. Sarah Miller and Laura Wherry, “Health and Access to Care During the First 2 Years of the ACA Medicaid Expansions,” The New England Journal of Medicine 376 no. 10 (March 2017), http://www.nejm.org/doi/full/10.1056/NEJMsa1612890
  9. Craig Garthwaite, Tal Gross, Matthew Notowidigdo, and John Graves, “Insurance Expansion and Hospital Emergency Department Access: Evidence from the Affordable Care Act,” Annals of Internal Medicine 166 no. 3 (February 2017): 172-179, http://annals.org/aim/article/2593599/insurance-expansion-hospital-emergency-department-access-evidence-from-affordable-care
  10. David Slusky and Donna Ginther, Did Medicaid Expansion Reduce Medical Divorce? (Working Paper No. 23139, National Bureau of Economic Research, February 2017), http://www.nber.org/papers/w23139?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  11. Khadijah Breathett et al., “The Affordable Care Act Medicaid Expansion Correlated with Increased Heart Transplant Listings in African Americans but Not Hispanics or Caucasians,” JACC: Heart Failure 5 no. 2 (January 2017): 136-147, https://www.ncbi.nlm.nih.gov/pubmed/28109783
  12. Megan Cole, Omar Galarraga, Ira Wilson, Brad Wright, and Amal Trivedi, “At Federally Funded Health Centers, Medicaid Expansion was Associated with Improved Quality of Care,” Health Affairs 36 no. 1 (January 2017): 40-48, http://content.healthaffairs.org/content/36/1/40.full?sid=a3089120-6f4b-428b-bba8-5f005b444e19
  13. Xinxin Han, Quian Luo, and Leighton Ku, “Medicaid Expansion and Grant Funding Increases Helped Improve Community Health Center Capacity,” Health Affairs 36 no. 1 (January 2017): 49-56, http://content.healthaffairs.org/content/36/1/49.full?sid=a3089120-6f4b-428b-bba8-5f005b444e19
  14. Ausmita Ghosh, Kosali Simon, and Benjamin Sommers, The Effect of State Medicaid Expansions on Prescription Drug Use: Evidence from the Affordable Care Act (Working Paper No. 23044, National Bureau of Economic Research, January 2017), http://www.nber.org/papers/w23044?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  15. Anne DiGiulio et al., “State Medicaid Expansion Tobacco Cessation Coverage and Number of Adult Smokers Enrolled in Expansion Coverage – United States, 2016,” Morbidity and Mortality Weekly Report 65, no. 48 (December 2016), https://www.cdc.gov/mmwr/volumes/65/wr/mm6548a2.htm
  16. Tyler Winkelman, Edith Kieffer, Susan Goold, Jeffrey Morenoff, Kristen Cross, and John Ayanian, “Health Insurance Trends and Access to Behavioral Health Care Among Justice-Involved Individuals,” Journal of General Internal Medicine 31, no. 12 (December 2016): 1523-1529, https://www.ncbi.nlm.nih.gov/pubmed/27638837
  17. Kamyar Nasseh and Marko Vujicic, Early Impact of the Affordable Care Act’s Medicaid Expansion on Dental Care Use (Health Services Research, November 2016), http://onlinelibrary.wiley.com/doi/10.1111/1475-6773.12606/full
  18. James Kirby and Jessica Vistnes, “Access to Care Improved for People Who Gained Medicaid or Marketplace Coverage in 2014,” Health Affairs 35 no. 10 (October 2016): 1830-1834, http://content.healthaffairs.org/content/35/10/1830.full
  19. Jessica Vistnes and Joel Cohen, “Gaining Coverage in 2014: New Estimates of Marketplace and Medicaid Transitions,” Health Affairs 35 no. 10 (October 2016): 1825-1829, http://content.healthaffairs.org/content/35/10/1825.full?sid=cc385dd5-9c95-4ee1-9c58-888408d49c54
  20. Andrew Mulcahy, Christine Eibner, and Kenneth Finegold, “Gaining Coverage Through Medicaid Or Private Insurance Increased Prescription Use and Lowered Out-Of-Pocket Spending,” Health Affairs 35, no. 9 (September 2016), http://content.healthaffairs.org/content/early/2016/08/16/hlthaff.2016.0091.full
  21. Hefei Wen, Tyrone Borders, and Benjamin Druss, ”Number of Medicaid Prescriptions Grew, Drug Spending was Steady in Medicaid Expansion States,” Health Affairs 35, no. 12 (September 2016): 1604-1607, http://content.healthaffairs.org/content/35/9/1604.full
  22. Jesse M. Pines, Mark Zocchi, Ali Moghtaderi, Bernard Black, Steven A. Farmer, Greg Hufstetler, Kevin Klauer and Randy Pilgrim, “Medicaid Expansion In 2014 Did Not Increase Emergency Department Use But Did Change Insurance Payer Mix,” Health Affairs 35, no. 8 (August 2016), http://content.healthaffairs.org/content/35/8/1480.full
  23. Sara Collins, Munira Gunja, Michelle Doty, and Sophie Beutel, Americans’ Experiences with ACA Marketplace and Medicaid Coverage: Access to Care and Satisfaction (The Commonwealth Fund, May 2016), http://www.commonwealthfund.org/publications/issue-briefs/2016/may/aca-tracking-survey-access-to-care-and-satisfaction
  24. Kosali Simon, Aparna Soni, and John Cawley, The Impact of Health Insurance on Preventive Care and Health Behaviors: Evidence from the 2014 ACA Medicaid Expansions (Working Paper 22265, National Bureau of Economic Research, May 2016), http://www.nber.org/papers/w22265?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  25. Luojia Hu, Robert Kaestner, Bhashkar Mazumder, Sarah Miller, and Ashley Wong, The Effect of the Patient Protection and Affordable Care Act Medicaid Expansions on Financial Well-Being (Working Paper No. 22170, National Bureau of Economic Research, April 2016), http://www.nber.org/papers/w22170?utm_campaign=ntw&utm_medium=email&utm_source=ntw
  26. Laura Wherry and Sarah Miller, “Early Coverage, Access, Utilization, and Health Effects Associated with the Affordable Care Act Medicaid Expansions: A Quasi-experimental Study,” Annals of Internal Medicine, Epub ahead of print (April 2016), http://annals.org/article.aspx?articleid=2513980
  27. Josh Gray, Anna Zink, and Tony Dreyfus, Effects of the Affordable Care Act Through 2015, (athenaResearch and Robert Wood Johnson Foundation ACA View Report, March 2016), http://www.athenahealth.com/~/media/athenaweb/files/pdf/acaview_tracking_the_impact_of_health_care_reform
  28. Adele Shartzer, Sharon Long, and Nathaniel Anderson, “Access To Care and Affordability have Improved Following Affordable Care Act Implementation; Problems Remain,” Health Affairs (December 2015), http://content.healthaffairs.org/content/early/2015/12/14/hlthaff.2015.0755.full
  29. Peter Shin, Jessica Sharac, Julia Zur, Sara Rosenbaum, and Julia Paradise, Health Center Patient Trends, Enrollment Activities, and Service Capacity: Recent Experience in Medicaid Expansion and Non-Expansion States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, December 2015), http://kff.org/medicaid/issue-brief/health-center-patient-trends-enrollment-activities-and-service-capacity-recent-experience-in-medicaid-expansion-and-non-expansion-states/
  30. Benjamin Sommers, Munira Gunja, Kenneth Finegold, and Thomas Musco, “Changes in Self-Reported Insurance Coverage, Access to Care, and Health Under the Affordable Care Act,” The Journal of the American Medical Association 314 no. 4 (July 2015): 366-374, http://jama.jamanetwork.com/article.aspx?articleid=2411283&resultClick=3
  31. Harvey Kaufman, Zhen Chen, Vivian Fonseca, and Michael McPhaul, “Surge in Newly Identified Diabetes Among Medicaid Patients in 2014 Within Medicaid Expansion States Under the Affordable Care Act,” Diabetes Care 38, no. 5 (May 2015): 833, http://care.diabetesjournals.org/content/early/2015/03/19/dc14-2334.full.pdf+html
  32. IMS Institute for Healthcare Informatics, Medicines Use and Spending Shifts: A Review of the Use of Medicines in the US in 2014 IMS Institute for Healthcare Informatics, April 2015), http://www.imshealth.com/en/thought-leadership/ims-institute/reports/medicines-use-in-the-us-2014
  33. Josh Gray, Iyue Sung, and Stewart Richardson, Observations on the Affordable Care Act: 2014 (athenaResearch and Robert Wood Johnson Foundation ACA View Report, February 2015), http://www.athenahealth.com/~/media/athenaweb/files/pdf/acaview_year_end_2014.pdf
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Multi-State Studies
  1. Eric Charles et al., “Impact of Medicaid Expansion on Cardiac Surgery Volume and Outcomes,” The Annals of Thoracic Surgery (June 2017), http://www.annalsthoracicsurgery.org/article/S0003-4975(17)30552-0/pdf
  2. Jeremy Holzmacher et al., Association of Expanded Medicaid Coverage with Hospital Length of Stay After Injury,” JAMA Surgery published online (June 2017), https://www.ncbi.nlm.nih.gov/pubmed/28658482
  3. United States Government Accountability Office (GAO), Medicaid Expansion: Behavioral Health Treatment Use in Selected States in 2014 (Washington, DC: GAO Report to Congressional Requesters, June 2017), https://www.gao.gov/assets/690/685415.pdf
  4. Nathalie Huguet et al., “Medicaid Expansion Produces Long-Term Impact on Insurance Coverage Rates in Community Health Centers,” Journal of Primary Care & Community Health epub ahead of print (May 2017), http://journals.sagepub.com/doi/full/10.1177/2150131917709403
  5. Benjamin Sommers, Bethany Maylone, Robert Blendon, E. John Orav, and Arnold Epstein, “Three-Year Impacts of the Affordable Care Act: Improved Medical Care and Health Among Low-Income Adults,” Health Affairs epub ahead of print (May 2017), http://content.healthaffairs.org/content/early/2017/05/15/hlthaff.2017.0293
  6. Molly Candon et al., Primary Care Appointment Availability and the ACA Insurance Expansions (Philadelphia, PA: University of Pennsylvania Leonard Davis Institute of Health Economics, March 2017), https://ldi.upenn.edu/brief/primary-care-appointment-availability-and-aca-insurance-expansions
  7. Nirosha Mahendraratnam, Stacie Dusetzina, and Joel Farley, “Prescription Drug Utilization and Reimbursement Increased Following State Medicaid Expansion in 2014,” Journal of Managed Care & Specialty Pharmacy 23 no. 3 (March 2017): 355-363, http://www.jmcp.org/doi/10.18553/jmcp.2017.23.3.355
  8. MaryBeth Musumeci, Robin Rudowitz, Petry Ubri, and Elizabeth Hinton, An Early Look at Medicaid Expansion Waiver Implementation in Michigan and Indiana (Washington, DC: The Kaiser Family Foundation, January 2017), http://kff.org/medicaid/issue-brief/an-early-look-at-medicaid-expansion-waiver-implementation-in-michigan-and-indiana/
  9. Megan Hoopes, Heather Angier, Rachel Gold, Steffani Bailey, Nathalie Huguet, Miguel Marino, and Jennifer DeVoe, “Utilization of Community Health Centers in Medicaid Expansion and Nonexpansion States, 2013-2014,” Journal of Ambulatory Care Management 39 no. 4 (October 2016): 290-298, https://www.ncbi.nlm.nih.gov/pubmed/26765808
  10. Benjamin Sommers, Robert Blendon, E. John Orav, Arnold Epstein, “Changes in Utilization and Health Among Low-Income Adults After Medicaid Expansion or Expanded Private Insurance,” The Journal of the American Medical Association 176 no. 10 (October 2016): 1501-1509,  http://jamanetwork.com/journals/jamainternalmedicine/article-abstract/2542420
  11. Samantha Artiga, Robin Rudowitz, Jennifer Tolbert, Julia Paradise, and Melissa Majerol, Findings from the Field: Medicaid Delivery Systems and Access to Care in Four States in Year Three of the ACA (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, September 2016), http://kff.org/medicaid/issue-brief/findings-from-the-field-medicaid-delivery-systems-and-access-to-care-in-four-states-in-year-three-of-the-aca/
  12. Simon Basseyn, Brendan Saloner, Genevieve Kenney, Douglas Wissoker, Daniel Polsky, and Karin Rhodes, Primary Care Appointment Availability for Medicaid Patients: Comparing Traditional and Premium Assistance Plans, (Penn Leonard Davis Institute of Health Economics, July 2016), http://ldi.upenn.edu/brief/primary-care-appointment-availability-medicaid-patients-comparing-traditional-and-premium
  13. Jane Wishner, Patricia Solleveld, Robin Rudowitz, Julia Paradise, and Larisa Antonisse, A Look at Rural Hospital Closures and Implications for Access to Care: Three Case Studies (Washington, DC: Kaiser Commission on Medicaid and the Uninsured and The Urban Institute, July 2016), http://kff.org/medicaid/issue-brief/a-look-at-rural-hospital-closures-and-implications-for-access-to-care/
  14. Adam Searing and Jack Hoadley, Beyond the Reduction in Uncompensated Care: Medicaid Expansion is Having a Positive Impact on Safety Net Hospitals and Clinics (Washington, DC: Georgetown University Center for Children and Families, June 2016), http://ccf.georgetown.edu/wp-content/uploads/2016/05/Medicaid_hospitals-clinics-June-2016.pdf
  15. Stephen Berry et al., “Healthcare Coverage for HIV Provider Visits before and after Implementation of the Affordable Care Act,” Clinical Infectious Diseases, (May 2016), http://www.ncbi.nlm.nih.gov/pubmed/27143660
  16. Benjamin Sommers, Robert Blendon, and E. John Orav, “Both the ‘Private Option’ And Traditional Medicaid Expansions Improved Access To Care For Low-Income Adults,” Health Affairs 35, no. 1 (January 2016): 96-105, http://content.healthaffairs.org/content/35/1/96.abstract
  17. Samantha Artiga and Robin Rudowitz, How Have State Medicaid Expansion Decisions Affected the Experiences of Low-Income Adults? Perspectives from Ohio, Arkansas, and Missouri (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2015), http://kff.org/medicaid/issue-brief/how-have-state-medicaid-expansion-decisions-affected-the-experiences-of-low-income-adults-perspectives-from-ohio-arkansas-and-missouri/
  18. Samantha Artiga, Jennifer Tolbert, and Robin Rudowitz, Year Two of the ACA Coverage Expansions: On-the-Ground Experiences from Five States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2015), http://kff.org/health-reform/issue-brief/year-two-of-the-aca-coverage-expansions-on-the-ground-experiences-from-five-states/
  19. Government Accountability Office, Behavioral Health: Options for Low-Income Adults to Receive Treatment in Selected States (Washington, DC: Government Accountability Office, June 2015), http://www.gao.gov/assets/680/670894.pdf
  20. Barbara DiPietro, Samantha Artiga, and Alexandra Gates, Early Impacts of the Medicaid Expansion for the Homeless Population (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, November 2014), http://kff.org/uninsured/issue-brief/early-impacts-of-the-medicaid-expansion-for-the-homeless-population/
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Single State Studies
  1. Eili Klein et al., “The Effect of Medicaid Expansion on Utilization in Maryland Emergency Departments,” Annals of Emergency Medicine epub ahead of print (June 2017), http://www.annemergmed.com/article/S0196-0644(17)30784-9/pdf
  2. Louisiana Department of Health, Medicaid Expansion 2016/17 (Baton Rouge, Louisiana Department of Health, June 2017), http://dhh.louisiana.gov/assets/HealthyLa/Resources/MdcdExpnAnnlRprt_2017_WEB.pdf
  3. Aabha Sharma, Scott Dresden, Emilie Powell, Raymond Kang, Joe Feinglass, “Emergency Department Visits and Hospitalizations for the Uninsured in Illinois Before and After Affordable Care Act Insurance Expansion,” Journal of Community Health 42 no. 3 (June 2017): 591-597, https://link.springer.com/article/10.1007/s10900-016-0293-4
  4. Natoshia Askelson, Brad Wright, Suzanne Bentler, Elizabeth Momany, and Peter Damiano, “Iowa’s Medicaid Expansion Promoted Healthy Behaviors But Was Challenging to Implement and Attracted Few Participants,” Health Affairs 36 no. 5, (May 2017): 799-807, http://content.healthaffairs.org/content/36/5/799.full
  5. Angela Fertig, Caroline Carlin, Scote Ode, and Sharon Long, “Evidence of Pent-Up Demand for Care After Medicaid Expansion,” Medical Care Research and Review epub ahead of print (March 2017), http://journals.sagepub.com/eprint/wDsfA74fuA3BIw5ZWyYT/full
  6. The Lewin Group, Healthy Indiana Plan 2.0: POWER Account Contribution Assessment, (The Lewin Group, prepared for the Indiana Family and Social Services Administration, March 2017), https://www.medicaid.gov/Medicaid-CHIP-Program-Information/By-Topics/Waivers/1115/downloads/in/Healthy-Indiana-Plan-2/in-healthy-indiana-plan-support-20-POWER-acct-cont-assesmnt-03312017.pdf
  7. Daniel Gingold, Rachelle Pierre-Mathieu, Brandon Cole, Andrew Miller, and Joneigh Khaldun, “Impact of the Affordable Care Act Medicaid Expansion on Emergency Department High Utilizers with Ambulatory Care Sensitive Conditions: A Cross-Sectional Study,” The American Journal of Emergency Medicine (January 2017), http://www.sciencedirect.com/science/article/pii/S0735675717300141
  8. The Ohio Department of Medicaid, Ohio Medicaid Group VIII Assessment: A Report to the Ohio General Assembly (The Ohio Department of Medicaid, January 2017), http://medicaid.ohio.gov/Portals/0/Resources/Reports/Annual/Group-VIII-Assessment.pdf
  9. Jeffrey Horn et al., “New Medicaid Enrollees See Health and Social Benefits in Pennsylvania’s Expansion,” INQUIRY: the Journal of Health Care Organization, Provision, and Financing 53 (October 2016): 1-8, http://journals.sagepub.com/doi/full/10.1177/0046958016671807#
  10. The Lewin Group, Inc., Indiana Healthy Indiana Plan 2.0: Interim Evaluation Report (The Lewin Group, Prepared for Indiana Family and Social Services Administration, July 2016), https://www.medicaid.gov/Medicaid-CHIP-Program-Information/By-Topics/Waivers/1115/downloads/in/Healthy-Indiana-Plan-2/in-healthy-indiana-plan-support-20-interim-evl-rpt-07062016.pdf
  11. Renuka Tipirneni et al., “Primary Care Appointment Availability and Nonphysician Providers One Year After Medicaid Expansion,” The American Journal of Managed Care 22 no. 6 (June 2016): 427-431, http://www.ajmc.com/journals/issue/2016/2016-vol22-n6/primary-care-appointment-availability-and-nonphysician-providers-one-year-after-medicaid-expansion
  12. Joseph Benitez, Liza Creel, and J’Aime Jennings, “Kentucky’s Medicaid Expansion Showing Early Promise on Coverage and Access to Care,” Health Affairs (February 2016), http://content.healthaffairs.org/content/early/2016/02/16/hlthaff.2015.1294
  13. Arkansas Health Reform Legislative Task Force, Health Care Task Force Preliminary Report, (Arkansas Health Reform Legislative Task Force, December 2015), http://www.arkleg.state.ar.us/assembly/2015/Meeting%20Attachments/836/I14218/Task%20Force%20report%2012-17-15%20sent%20to%20Jill.pdf
  14. Jocelyn Guyer, Naomi Shine, MaryBeth Musumeci, and Robin Rudowitz, A Look at the Private Option in Arkansas (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, August 2015), http://kff.org/medicaid/issue-brief/a-look-at-the-private-option-in-arkansas/
  15. Michael McCue, “The Impact of Medicaid Expansion on Medicaid Focused Insurers in California,” Inquiry: The Journal of Health Care Organization, Provision, and Financing 52 (July 2015), http://inq.sagepub.com/content/52/0046958015595960.full.pdf+html
  16. Renuka Tipirneni et al. “Primary Care Appointment Availability For New Medicaid Patients Increased After Medicaid Expansion In Michigan,” Health Affairs (July 2015), http://content.healthaffairs.org/content/early/2015/07/15/hlthaff.2014.1425.full
  17. Deloitte Development LLC, Commonwealth of Kentucky Medicaid Expansion Report, (Deloitte Development LLC, February 2015), http://jointhehealthjourney.com/images/uploads/channel-files/Kentucky_Medicaid_Expansion_One-Year_Study_FINAL.pdf
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Economic Effects of Expansion

Impacts on State Budgets and Economies

Nationwide Studies
  1. David Lassman et al., “Health Spending by State 1991-2014: Measuring Per Capita Spending by Payers and Programs,” Health Affairs epub ahead of print (June 2017), http://content.healthaffairs.org/content/early/2017/06/13/hlthaff.2017.0416
  2. Benjamin Sommers and Jonathan Gruber, “Federal Funding Insulated State Budgets From Increased Spending Related To Medicaid Expansion,” Health Affairs epub ahead of print (April 2017), http://content.healthaffairs.org/content/early/2017/04/10/hlthaff.2016.1666.full
  3. Lucas Goodman, “The Effect of the Affordable Care Act Medicaid Expansion on Migration,” Journal of Policy Analysis 36, no. 1 (November 2016): 211-238, http://onlinelibrary.wiley.com/doi/10.1002/pam.21952/abstract
  4. Robin Rudowitz, Allison Valentine, and Vernon Smith, Medicaid Enrollment and Spending Growth: FY 2016 & 2017 (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, October 2016), http://kff.org/medicaid/issue-brief/medicaid-enrollment-spending-growth-fy-2016-2017/
  5. Aditi Sen and Thomas DeLeire, The Effect of Medicaid Expansion on Marketplace Premiums (Office of the Assistant Secretary for Planning and Evaluation, August 2016), https://aspe.hhs.gov/sites/default/files/pdf/206761/McaidExpMktplcPrem.pdf
  6. Laura Snyder, Katherine Young, Robin Rudowitz, and Rachel Garfield, Medicaid Expansion Spending and Enrollment in Context: An Early Look at CMS Claims Data for 2014 (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, January 2016), http://kff.org/medicaid/issue-brief/medicaid-expansion-spending-and-enrollment-in-context-an-early-look-at-cms-claims-data-for-2014/
  7. Christopher Truffer, Christian Wolfe, and Kathryn Rennie, 2016 Actuarial Report on the Financial Outlook for Medicaid, (Office of the Actuary, Centers for Medicare and Medicaid Services, 2016), https://www.cms.gov/Research-Statistics-Data-and-Systems/Research/ActuarialStudies/Downloads/MedicaidReport2016.pdf
  8. Robin Rudowitz, Laura Snyder, and Vernon Smith, Medicaid Enrollment and Spending Growth: FY 2015 & 2016 (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, October 2015), http://kff.org/medicaid/issue-brief/medicaid-enrollment-spending-growth-fy-2015-2016/
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Multi-State Studies
  1. Deborah Bachrach, Patricia Boozang, Avi Herring, and Dori Glanz Reyneri, States Expanding Medicaid See Significant Budget Savings and Revenue Gains, (Manatt Health Solutions, prepared by the Robert Wood Johnson Foundation’s State Health Reform Assistance Network, March 2016), http://www.rwjf.org/content/dam/farm/reports/issue_briefs/2016/rwjf419097
  2. Stan Dorn, Norton Francis, Laura Snyder, and Robin Rudowitz, The Effects of the Medicaid Expansion on State Budgets: An Early Look in Select States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, March 2015), http://kff.org/medicaid/issue-brief/the-effects-of-the-medicaid-expansion-on-state-budgets-an-early-look-in-select-states/
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Single State Studies
  1. Louisiana Department of Health, Medicaid Expansion 2016/17 (Baton Rouge, Louisiana Department of Health, June 2017), http://dhh.louisiana.gov/assets/HealthyLa/Resources/MdcdExpnAnnlRprt_2017_WEB.pdf
  2. John Ayanian, Gabriel Ehrlich, Donald Grimes, and Helen Levy, “Economic Effects of Medicaid Expansion in Michigan,” The New England Journal of Medicine epub ahead of print (January 2017), http://www.nejm.org/doi/full/10.1056/NEJMp1613981
  3. The Colorado Health Institute, Medicaid Expansion in Colorado: An Analysis of Enrollment, Costs and Benefits—and How They Exceeded Expectations (The Colorado Health Institute, May 2016), http://www.coloradohealthinstitute.org/uploads/postfiles/MK_Expansion_Report.pdf
  4. The Colorado Health Foundation, Assessing the Economic and Budgetary Impact of Medicaid Expansion in Colorado, (The Colorado Health Foundation, March 2016), http://www.coloradohealth.org/studies.aspx
  5. Lee A. Reynis, Economic and Fiscal Impacts of the Medicaid Expansion in New Mexico, (The University of New Mexico Bureau of Business and Economic Research, February 2016), http://bber.unm.edu/media/publications/Medicaid_Expansion_Final2116R.pdf
  6. Abby Evans, John Folkemer, Joel Menges, Amira Mouna, Nick Pantaleo, Emily Ricci, and Poornima Sigh, Assessment of Medicaid Expansion and Reform, Initial Analysis (The Menges Group, January 2016), https://www.adn.com/sites/default/files/Menges%20Group%20Medicaid%20Expansion%20Report.pdf
  7. Chris Brown and John Bennett, Economic Impacts of the Arkansas Private Option (Regional Economic Models, Inc., August 2015), http://www.arkhospitals.org/Misc.%20Files/August2015APOEconomicImpacts.pdf
  8. Deloitte Development LLC, Commonwealth of Kentucky Medicaid Expansion Report, (Deloitte Development LLC, February 2015), http://jointhehealthjourney.com/images/uploads/channel-files/Kentucky_Medicaid_Expansion_One-Year_Study_FINAL.pdf
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Impacts on Payer Mix for Hospitals and Clinics

Nationwide Studies
  1. Susan Camilleri, “The ACA Medicaid Expansion, Disproportionate Share Hospitals, and Uncompensated Care” Health Services Research epub ahead of print (May 2017), http://onlinelibrary.wiley.com/doi/10.1111/1475-6773.12702/abstract
  2. David Dranove, Craig Garthwaite, and Christopher Ody, The Impact of the ACA’s Medicaid Expansion on Hospitals’ Uncompensated Care Burden and the Potential Effects of Repeal, (The Commonwealth Fund, May 2017), http://www.commonwealthfund.org/publications/issue-briefs/2017/may/aca-medicaid-expansion-hospital-uncompensated-care
  3. Fredric Blavin, How Has the ACA Changed Finances for Different Types of Hospitals? Updated Insights from 2015 Cost Report Data (The Urban Institute, April 2017), http://www.rwjf.org/content/dam/farm/reports/issue_briefs/2017/rwjf436310
  4. Craig Garthwaite, Tal Gross, Matthew Notowidigdo, and John Graves, “Insurance Expansion and Hospital Emergency Department Access: Evidence from the Affordable Care Act,” Annals of Internal Medicine 166 no. 3 (February 2017): 172-179, http://annals.org/aim/article/2593599/insurance-expansion-hospital-emergency-department-access-evidence-from-affordable-care
  5. Fredric Blavin, “Association Between the 2014 Medicaid Expansion and US Hospital Finances,” The Journal of the American Medical Association 316 no. 14 (October 2016): 1475-1483, http://jamanetwork.com/journals/jama/article-abstract/2565750
  6. Brystana Kaufman, Kristin Reiter, George Pink, and George Holmes, “Medicaid Expansion Affects Rural and Urban Hospitals Differently,” Health Affairs 35 no. 9 (September 2016): 1665-1672, http://content.healthaffairs.org/content/35/9/1665.full?sid=4aea494e-8e02-4c66-8298-3c828bfc313b
  7. Mary Anderson, Jeffrey Glasheen, Debra Anoff, “Impact of State Medicaid Expansion Status on Length of Stay and In-Hospital Mortality for General Medicine Patients at US Academic Medical Centers,” Journal of Hospital Medicine Epub ahead of print (August 2016), http://onlinelibrary.wiley.com/wol1/doi/10.1002/jhm.2649/citedby
  8. David Dranove, Craig Garthwaite, and Christopher Ody, “Uncompensated Care Decreased At Hospitals In Medicaid Expansion States But Not At Hospitals In Nonexpansion States,” Health Affairs 35 no. 8 (August 2016): 1471-1479, http://content.healthaffairs.org/content/35/8/1471.full
  9. Peter Cunningham, Robin Rudowitz, Katherine Young, Rachel Garfield, and Julia Foutz, Understanding Medicaid Hospital Payments and the Impact of Recent Policy Changes (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2016), http://kff.org/medicaid/issue-brief/understanding-medicaid-hospital-payments-and-the-impact-of-recent-policy-changes/
  10. Matt Warfield, Barbara DiPietro, and Samantha Artiga, How has the ACA Medicaid Expansion Affected Providers Serving the Homeless Population: Analysis of Coverage, Revenues, and Costs (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, March 2016), http://files.kff.org/attachment/issue-brief-how-has-the-aca-medicaid-expansion-affected-providers-serving-the-homeless-population
  11. Deborah Bachrach, Patricia Boozang, and Mindy Lipson, The Impact of Medicaid Expansion on Uncompensated Care Costs: Early Results and Policy Implications for States, (Manatt Health Solutions, prepared by the Robert Wood Johnson Foundation’s State Health Reform Assistance Network, June 2015), https://www.manatt.com/uploadedFiles/Content/5_Insights/White_Papers/State-Network-Manatt-Impact-of-Medicaid-Expansion-on-Uncompensated-Care-Costs-June-2015.pdf
  12. Josh Gray, Iyue Sung, and Stewart Richardson, Observations on the Affordable Care Act: 2014 (athenaResearch and Robert Wood Johnson Foundation ACA View Report, February 2015), http://www.athenahealth.com/~/media/athenaweb/files/pdf/acaview_year_end_2014.pdf
  13. Thomas DeLeire, Karen Joynt, and Ruth McDonald, Impact of Insurance Expansion on Hospital Uncompensated Care Costs in 2014 (Office of the Assistant Secretary for Planning and Evaluation, September 2014), https://aspe.hhs.gov/sites/default/files/pdf/77061/ib_UncompensatedCare.pdf
  14. PricewaterhouseCoopers LLP Health Research Institute, Medicaid 2.0: Health System Haves and Have Nots (PwC Health Research Institute, September 2014), http://www.pwc.com/us/en/health-industries/health-research-institute/assets/pwc-hri-medicaid-report-final.pdf
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Multi-State Studies
  1. Nathalie Huguet et al., “Medicaid Expansion Produces Long-Term Impact on Insurance Coverage Rates in Community Health Centers,” Journal of Primary Care & Community Health epub ahead of print (May 2017), http://journals.sagepub.com/doi/full/10.1177/2150131917709403
  2. Laurie Felland, Peter Cunningham, Annie Doubleday, and Cannon Warren, Effects of the Affordable Care Act on Safety Net Hospitals (Washington, DC: Mathematica Policy Research, prepared for the Assistant Secretary for Planning and Evaluation, November 2016), https://aspe.hhs.gov/sites/default/files/pdf/255491/SafetyNetHospital.pdf
  3. Steven Wallace, Maria-Elena Young, Michael Rodriguez, Amy Bonilla, and Nadereh Pourat, Community Health Centers Play a Critical Role in Caring for the Remaining Uninsured in the Affordable Care Act Era (UCLA Center for Health Policy Research, October 2016), http://healthpolicy.ucla.edu/publications/Documents/PDF/2016/FQHC_PB-oct2016.pdf
  4. Jane Wishner, Patricia Solleveld, Robin Rudowitz, Julia Paradise, and Larisa Antonisse, A Look at Rural Hospital Closures and Implications for Access to Care: Three Case Studies (Washington, DC: Kaiser Commission on Medicaid and the Uninsured and The Urban Institute, July 2016), http://kff.org/medicaid/issue-brief/a-look-at-rural-hospital-closures-and-implications-for-access-to-care/
  5. Adam Searing and Jack Hoadley, Beyond the Reduction in Uncompensated Care: Medicaid Expansion is Having a Positive Impact on Safety Net Hospitals and Clinics (Washington, DC: Georgetown University Center for Children and Families, June 2016), http://ccf.georgetown.edu/wp-content/uploads/2016/05/Medicaid_hospitals-clinics-June-2016.pdf
  6. Sayeh Nikpay, Thomas Buchmueller, and Helen Levy. “Affordable Care Act Medicaid Expansion Reduced Uninsured Hospital Stays in 2014,” Health Affairs 35, no.1 (January 2016): 106-110, http://content.healthaffairs.org/content/35/1/106.full
  7. Fred Hellinger, “In Four ACA Expansion States, The Percentage of Uninsured Hospitalizations for People With HIV Declined, 2012-14,” Health Affairs 34, no. 12 (December 2015): 2061-2068, http://search.proquest.com/docview/1749932806/627DA95CDEA44BE7PQ/77?accountid=39486#
  8. Robin Rudowitz and Rachel Garfield, New Analysis Shows States with Medicaid Expansion Experienced Declines in Uninsured Hospital Discharges (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, September 2015), http://kff.org/health-reform/issue-brief/new-analysis-shows-states-with-medicaid-expansion-experienced-declines-in-uninsured-hospital-discharges/
  9. Samantha Artiga, Jennifer Tolbert, and Robin Rudowitz, Year Two of the ACA Coverage Expansions: On-the-Ground Experiences from Five States (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, June 2015), http://kff.org/health-reform/issue-brief/year-two-of-the-aca-coverage-expansions-on-the-ground-experiences-from-five-states/
  10. Peter Cunningham, Rachel Garfield, and Robin Rudowitz, How Are Hospitals Faring Under the Affordable Care Act? Early Experiences from Ascension Health (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, April 2015), http://kff.org/health-reform/issue-brief/how-are-hospitals-faring-under-the-affordable-care-act-early-experiences-from-ascension-health/
  11. Colorado Hospital Association, Impact of Medicaid Expansion on Hospital Volumes (Colorado Hospital Association Center for Health Information and Data Analytics, June 2014), http://www.cha.com/documents/press-releases/cha-medicaid-expansion-study-june-2014.aspx
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Single State Studies
  1. Natalia Chalmers, Jane Grover, and Rob Compton, “After Medicaid Expansion in Kentucky, Use of Hospital Emergency Departments for Dental Conditions Increased,” Health Affairs 35, no. 12 (December 2016), http://content.healthaffairs.org/content/35/12/2268.full#xref-ref-32-1
  2. The University of Michigan Institute for Healthcare Policy & Innovation, The Healthy Michigan Plan: 2015 Report on Uncompensated Care and Insurance Rates (The University of Michigan Institute for Healthcare Policy & Innovation, prepared for the Michigan Department of Health and Human Services and the Michigan Department of Insurance and Financial Services, December 2016), http://www.michigan.gov/documents/mdhhs/2015_Report_on_Uncompensated_Care_and_Insurance_Rates-HMP_547720_7.pdf
  3. Abby Evans, John Folkemer, Joel Menges, Amira Mouna, Nick Pantaleo, Emily Ricci, and Poornima Sigh, Assessment of Medicaid Expansion and Reform, Initial Analysis (The Menges Group, January 2016), https://www.adn.com/sites/default/files/Menges%20Group%20Medicaid%20Expansion%20Report.pdf
  4. Arkansas Health Reform Legislative Task Force, Health Care Task Force Preliminary Report, (Arkansas Health Reform Legislative Task Force, December 2015), http://www.arkleg.state.ar.us/assembly/2015/Meeting%20Attachments/836/I14218/Task%20Force%20report%2012-17-15%20sent%20to%20Jill.pdf
  5. Jocelyn Guyer, Naomi Shine, MaryBeth Musumeci, and Robin Rudowitz, A Look at the Private Option in Arkansas (Washington, DC: Kaiser Commission on Medicaid and the Uninsured, August 2015), http://kff.org/medicaid/issue-brief/a-look-at-the-private-option-in-arkansas/
  6. Christine Jones, Serena Scott, Debra Anoff, Read Pierce, Jeffrey Glasheen, “Changes in Payer Mix and Physician Reimbursement After the Affordable Care Act and Medicaid Expansion,” Inquiry: The Journal of Health Care Organization, Provision, and Financing 52 (August 2015), http://inq.sagepub.com/content/52/0046958015602464.full
  7. Michael McCue, “The Impact of Medicaid Expansion on Medicaid Focused Insurers in California,” Inquiry: The Journal of Health Care Organization, Provision, and Financing 52 (July 2015), http://inq.sagepub.com/content/52/0046958015595960.full.pdf+html
  8. Deloitte Development LLC, Commonwealth of Kentucky Medicaid Expansion Report, (Deloitte Development LLC, February 2015), http://jointhehealthjourney.com/images/uploads/channel-files/Kentucky_Medicaid_Expansion_One-Year_Study_FINAL.pdf
  9. Arkansas Hospital Association, “Survey Reveals Private Option Impact on Hospitals,” The Notebook 21, no. 33 (November 2014), http://www.arkhospitals.org/archive/notebookpdf/Notebook_11-03-14.pdf
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Impacts on Employment and the Labor Market

Nationwide Studies
  1. Paul Jacobs, Steven Hill, and Salam Abdus, “Adults Are More Likely to Become Eligible for Medicaid During Future Recessions if Their State Expanded Medicaid,” Health Affairs 36 no. 1 (January 2017): 32-39, http://content.healthaffairs.org/content/36/1/32.full?sid=982b20c0-0a17-4dc4-a35a-b0302d4ec289
  2. Jean Hall, Adele Shartzer, Noelle Kurth, and Kathleen Thomas, “Effect of Medicaid Expansion on Workforce Participation for People with Disabilities,” American Journal of Public Health epub ahead of print (December 2016), http://ajph.aphapublications.org/doi/abs/10.2105/AJPH.2016.303543?journalCode=ajph
  3. Pauline Leung and Alexandre Mas, Employment Effects of the ACA Medicaid Expansions (Working Paper No. 22540, National Bureau of Economic Research, August 2016), http://www.nber.org/papers/w22540
  4. Angshuman Gooptu, Asako Moriya, Kosali Simon, and Benjamin Sommers, “Medicaid Expansion Did Not Result in Significant Employment Changes or Job Reductions in 2014,” Health Affairs 35, no. 1 (January 2016): 111-118, 1-12, http://content.healthaffairs.org/content/35/1/111.short
  5. Robert Kaestner, Bowen Garrett, Anuj Gangopadhyaya, and Caitlyn Fleming, Effects of ACA Medicaid Expansions on Health Insurance Coverage and Labor Supply (Working Paper No. 21836, National Bureau of Economic Research, December 2015), http://www.nber.org/papers/w21836
  6. Bowen Garrett and Robert Kaestner, Recent Evidence on the ACA and Employment: Has the ACA Been a Job Killer? (Washington, DC: The Urban Institute and the Robert Wood Johnson Foundation, August 2015), http://www.urban.org/research/publication/recent-evidence-aca-and-employment-has-aca-been-job-killer/view/full_report
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Single State Studies
  1. John Ayanian, Gabriel Ehrlich, Donald Grimes, and Helen Levy, “Economic Effects of Medicaid Expansion in Michigan,” The New England Journal of Medicine epub ahead of print (January 2017), http://www.nejm.org/doi/full/10.1056/NEJMp1613981
  2. The Ohio Department of Medicaid, Ohio Medicaid Group VIII Assessment: A Report to the Ohio General Assembly (The Ohio Department of Medicaid, January 2017), http://medicaid.ohio.gov/Portals/0/Resources/Reports/Annual/Group-VIII-Assessment.pdf
  3. The Colorado Health Foundation, Assessing the Economic and Budgetary Impact of Medicaid Expansion in Colorado, (The Colorado Health Foundation, March 2016), http://www.coloradohealth.org/studies.aspx
  4. Deloitte Development LLC, Commonwealth of Kentucky Medicaid Expansion Report, (Deloitte Development LLC, February 2015), http://jointhehealthjourney.com/images/uploads/channel-files/Kentucky_Medicaid_Expansion_One-Year_Study_FINAL.pdf
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Issue Brief

Topics

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