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Two Year Trends in Medicaid and CHIP Enrollment Data: Findings from the CMS Performance Indicator Project

Appendix B: CMS Enrollment Data By State

Appendix Table 1: Total Medicaid and CHIP Monthly Enrollment, Summer 2013 and January 2016
State Implementing Medicaid Expansion? Monthly Average
July – Sept. 2013
January 2016 Percent Change,
Summer 2013
and January 2016
United States 56,392,477 72,894,836 27%
Alabama N 799,176 896,668 12%
Alaska Y – September 2015 122,334 142,301 16%
Arizona Y 1,201,770 1,670,422 39%
Arkansas Y 556,851 850,426 53%
California Y 7,755,381 12,259,866 58%
Colorado Y 783,420 1,336,161 71%
Connecticut Y NR 756,725 NR
Delaware Y 223,324 243,750 9%
District of Columbia Y 235,786 265,548 13%
Florida N 3,104,996 3,576,943 15%
Georgia N 1,535,090 1,786,428 16%
Hawaii Y 288,357 341,274 18%
Idaho N 238,150 282,207 18%
Illinois Y 2,626,943 3,143,856 20%
Indiana Y – February 2016 1,120,674 1,450,637 29%
Iowa Y 493,515 605,467 23%
Kansas N 378,160 398,272 5%
Kentucky Y 606,805 1,182,852 95%
Louisiana Y – July 2016 1,019,787 1,074,896 5%
Maine N NR 279,528 NR
Maryland Y 856,297 1,177,043 37%
Massachusetts Y 1,296,359 1,682,675 30%
Michigan Y – April 2014 1,912,009 2,339,419 22%
Minnesota Y 873,040 1,087,569 25%
Mississippi N 637,229 700,536 10%
Missouri N 846,084 951,734 12%
Montana Y – January 2016 148,974 208,754 40%
Nebraska N 244,600 238,099 -3%
Nevada Y 332,560 600,854 81%
New Hampshire Y – July 2014 127,082 191,812 51%
New Jersey Y 1,283,851 1,755,259 37%
New Mexico Y 457,678 737,850 61%
New York Y 5,678,417 6,446,670 14%
North Carolina N 1,595,952 2,019,528 27%
North Dakota Y 69,980 89,639 28%
Ohio Y 2,341,481 2,911,402 24%
Oklahoma N 790,051 789,536 0%
Oregon Y 626,356 1,064,700 70%
Pennsylvania Y – January 2016 2,386,046 2,785,001 17%
Rhode Island Y 190,833 279,520 46%
South Carolina N 889,744 939,344 6%
South Dakota N 115,501 118,568 3%
Tennessee N 1,244,516 1,580,851 27%
Texas N 4,441,605 4,733,134 7%
Utah N 294,029 313,733 7%
Vermont Y 161,081 191,441 19%
Virginia N 935,434 976,271 4%
Washington Y 1,117,576 1,781,588 59%
West Virginia Y 354,544 548,197 55%
Wisconsin N 985,531 1,045,752 6%
Wyoming N 67,518 64,130 -5%
# States Reporting: 49 51 49
NOTES: NR- Data not reported. All states that have adopted the Medicaid expansion did so in Jan 2014 unless otherwise noted in the table.
SOURCE: CMS, Medicaid & CHIP: Monthly Application and Eligibility Reports, Oct 2013 – Jan 2016
Appendix Table 2: Total Medicaid and CHIP Child Enrollment, January and January 2016
State Implementing Medicaid Expansion? January 2014 January 2016
Percent Change,
Jan 2014 – Jan 2016
Child Enrollment as Share of Total Enrollment, Jan 2016
United States 23,002,580 29,073,489 5% 54%
Alabama N 572,891 640,576 12% 73%
Alaska Y – September 2015 72,990 70,241 -4% 58%
Arizona Y NR NR NR NR
Arkansas Y NR 432,691 NR 52%
California Y NR NR NR NR
Colorado Y 521,062 577,887 11% 48%
Connecticut Y NR 300,570 NR 41%
Delaware Y 100,714 104,358 4% 44%
District of Columbia Y NR NR NR NR
Florida N 2,076,132 2,292,762 10% 67%
Georgia N NR 1,211,139 NR 70%
Hawaii Y 143,899 136,205 -5% 43%
Idaho N 181,082 200,356 11% 69%
Illinois Y NR 1,488,571 NR 48%
Indiana Y – February 2016 696,562 712,412 2% 59%
Iowa Y NR 228,745 NR 45%
Kansas N NR 289,107 NR 71%
Kentucky Y 527,034 475,918 -10% 43%
Louisiana Y – July 2016 724,246 758,881 5% 72%
Maine N 128,110 118,871 -7% 42%
Maryland Y 567,867 585,518 3% 51%
Massachusetts Y 583,723 633,077 8% 39%
Michigan Y – April 2014 1,024,050 967,146 -6% 43%
Minnesota Y 427,164 485,015 14% 47%
Mississippi N 428,745 487,818 14% 69%
Missouri N 509,173 545,594 7% 63%
Montana Y – January 2016 108,019 102,923 -5% 62%
Nebraska N 158,177 157,129 -1% 67%
Nevada Y NR 265,496 NR 49%
New Hampshire Y – July 2014 87,055 92,289 6% 54%
New Jersey Y 744,535 816,839 10% 49%
New Mexico Y NR NR NR NR
New York Y 2,320,379 2,366,899 2% 38%
North Carolina N 1,126,665 1,256,336 12% 68%
North Dakota Y NR 39,900 NR 46%
Ohio Y 1,162,668 1,282,648 10% 44%
Oklahoma N 507,824 521,195 3% 64%
Oregon Y 399,782 427,667 7% 41%
Pennsylvania Y – January 2016 1,264,811 1,282,627 1% 51%
Rhode Island Y NR 110,321 NR 41%
South Carolina N 578,153 653,584 13% 66%
South Dakota N 78,165 80,097 2% 68%
Tennessee N NR NR NR NR
Texas N 3,245,861 3,429,655 6% 74%
Utah N 232,107 205,744 -11% 70%
Vermont Y 67,765 69,355 2% 39%
Virginia N 648,786 660,836 2% 68%
Washington Y 738,337 767,557 4% 47%
West Virginia Y 203,216 207,363 2% 40%
Wisconsin N NR 488,890 NR 47%
Wyoming N 44,831 44,681 0% 65%
# States Reporting: 36 46 36 46
NOTES: NR- Data not reported. Total growth in child enrollment for January 2014 and January 2016 is based on 36 states reporting data for January 2014 and January 2016.
SOURCE: CMS, Medicaid & CHIP: Monthly Application and Eligibility Reports, Oct 2013 – Jan 2016
Appendix A: Data Overview

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