The independent source for health policy research, polling, and news.
KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
The Trump administration this week backed off a key element of its Medicare Advantage rate proposal, resulting in billions of dollars in additional payments to private insurers.
Indiana initially implemented the ACA’s Medicaid expansion through a Section 1115 waiver in February 2015. Indiana’s waiver included important changes from federal law regarding enrollment and premiums. The initial waiver expired, and Indiana received approval for a waiver extension in February, 2018 which continues most components of HIP 2.0 and adds some new provisions related to enrollment and premiums. This brief looks at available data from the state’s evaluation of premiums prepared by The Lewin…
Based on case studies and focus groups, this brief reviews experiences with Medicaid and Marketplace enrollment, renewal, and consumer assistance in Colorado, Connecticut, Kentucky, and Washington as of Spring 2016. These states implemented the Medicaid expansion and established a state-based Marketplace (SBM) in 2014. This brief builds on previous reports that examined states’ preparation for implementation prior to the initial ACA open enrollment period and their experiences after completion of the first and second open…
Medicaid Spending and Enrollment are Affected by Changes in Economic Conditions and Policy Download Source SOURCE: Medicaid Enrollment June 2013 Data Snapshot, KCMU, January 2014. Spending Data from KCMU Analysis of CMS Form 64 Data for Historic Medicaid Growth Rates. FY 2014 and 2015 data based on KCMU survey of Medicaid officials in 50 states and DC conducted by Health Management Associates, October 2014.
The ACA enhanced premium tax credit has driven growth in Marketplace enrollment and offset declines in Medicaid coverage, holding 2024's 8% uninsured rate at its near-historic low, according to new Census Bureau data.
KFF hosted a virtual briefing focused on states’ efforts to implement these new Medicaid work and community engagement requirements, which have created new administrative demands on states at a time of federal funding cuts, slowing revenue growth, and increasing spending demands.
Federal legislation provides a temporary increase in federal Medicaid matching rates to states conditioned on states providing continuous eligibility for existing enrollees and meeting certain other eligibility requirements. This brief provides an overview of these maintenance of eligibility (MOE) requirements, examines what happens when the MOE expires, and discusses key issues to consider looking ahead.
This brief analyzes Medicaid enrollment and spending trends for FY 2019 and FY 2020 based on interviews and data provided by state Medicaid directors as part of the 19th annual survey of Medicaid directors in all 50 states and the District of Columbia. States reported declines in Medicaid enrollment and modest growth in total Medicaid spending for state fiscal year (FY) 2019 and budgeted for nearly flat enrollment growth but a return to more typical…
This analysis finds that relatively few Medicare beneficiaries have switched Part D prescription drug plans voluntarily during the annual open enrollment period -- even though those who do switch often lower their out-of-pocket costs as a result of changing plans. The vast majority (87% on average between 2006 and 2010) stayed in the same Part D plan, even though the plans can change premiums, deductibles, cost-sharing amounts, and their list of covered drugs each year.…
This policy watch uses unwinding data collected through KFF’s Medicaid Enrollment and Unwinding Tracker to examine how national-level renewal outcomes changed over the course of unwinding, including changes in the share of people who had their coverage renewed or were disenrolled from Medicaid each month.
© 2026 KFF