CMS Medicare enrollment · April 2026
Indiana Medicare Enrollment
State and county enrollment from CMS, including Original Medicare, Medicare Advantage and Other Health Plans, and Part D coverage.
Informational only. These enrollment counts do not compare plans or provide medical, financial, or enrollment advice.
Indiana enrollment figures
- Total Medicare enrollment
- 1.4M
- Original Medicare
- 696.2K
- MA & Other share
- 51%
- Part D coverage
- 84%
1,420,462
696,226 beneficiaries
CMS combined delivery-system measure
1,193,048 beneficiaries
County enrollment
93 CMS county rows for Indiana. Unavailable values remain marked as not reported rather than estimated.
| County | Total | Original Medicare | MA & Other | MA & Other share | Part D share |
|---|---|---|---|---|---|
| Adams County | 6,799 | 3,755 | 3,044 | 44.8% | 88.8% |
| Allen County | 76,375 | 27,253 | 49,122 | 64.3% | 87% |
| Bartholomew County | 17,274 | 9,305 | 7,969 | 46.1% | 84.5% |
| Benton County | 1,979 | 1,060 | 919 | 46.4% | 84% |
| Blackford County | 3,139 | 1,449 | 1,690 | 53.8% | 84.6% |
| Boone County | 14,247 | 7,727 | 6,520 | 45.8% | 85.1% |
| Brown County | 4,243 | 2,048 | 2,195 | 51.7% | 82.8% |
| Carroll County | 4,552 | 2,480 | 2,072 | 45.5% | 84% |
| Cass County | 8,624 | 4,428 | 4,196 | 48.7% | 83.6% |
| Clark County | 26,953 | 14,244 | 12,709 | 47.2% | 80.4% |
| Clay County | 6,737 | 3,572 | 3,165 | 47% | 79.3% |
| Clinton County | 6,974 | 3,021 | 3,953 | 56.7% | 86.3% |
| Crawford County | 2,995 | 1,422 | 1,573 | 52.5% | 81.2% |
| Daviess County | 5,820 | 4,035 | 1,785 | 30.7% | 77.6% |
| Dearborn County | 12,537 | 6,366 | 6,171 | 49.2% | 81% |
| Decatur County | 6,324 | 3,280 | 3,044 | 48.1% | 85% |
| Dekalb County | 9,883 | 3,173 | 6,710 | 67.9% | 86.8% |
| Delaware County | 24,698 | 11,357 | 13,341 | 54% | 86.2% |
| Dubois County | 10,500 | 7,891 | 2,609 | 24.8% | 83.7% |
| Elkhart County | 37,670 | 17,565 | 20,105 | 53.4% | 83.6% |
| Fayette County | 6,434 | 3,315 | 3,119 | 48.5% | 86.1% |
| Floyd County | 18,124 | 10,448 | 7,676 | 42.4% | 81.7% |
| Fountain County | 4,467 | 2,417 | 2,050 | 45.9% | 81.4% |
| Franklin County | 5,419 | 2,859 | 2,560 | 47.2% | 84.4% |
| Fulton County | 5,084 | 2,275 | 2,809 | 55.3% | 86.5% |
| Gibson County | 7,845 | 4,491 | 3,354 | 42.8% | 80.6% |
| Grant County | 16,349 | 7,828 | 8,521 | 52.1% | 82.7% |
| Greene County | 8,015 | 4,497 | 3,518 | 43.9% | 76.8% |
| Hamilton County | 63,394 | 35,976 | 27,418 | 43.3% | 84.2% |
| Hancock County | 19,270 | 9,387 | 9,883 | 51.3% | 83.8% |
| Harrison County | 9,989 | 5,582 | 4,407 | 44.1% | 80.9% |
| Hendricks County | 33,503 | 16,162 | 17,341 | 51.8% | 84.2% |
| Henry County | 11,806 | 5,281 | 6,525 | 55.3% | 85.4% |
| Howard County | 20,740 | 9,977 | 10,763 | 51.9% | 86.8% |
| Huntington County | 9,450 | 3,481 | 5,969 | 63.2% | 87.8% |
| Jackson County | 9,820 | 3,986 | 5,834 | 59.4% | 86.4% |
| Jasper County | 8,045 | 4,864 | 3,181 | 39.5% | 84.8% |
| Jay County | 4,698 | 2,354 | 2,344 | 49.9% | 84.4% |
| Jefferson County | 7,962 | 4,412 | 3,550 | 44.6% | 83.4% |
| Jennings County | 6,443 | 2,803 | 3,640 | 56.5% | 85.4% |
| Johnson County | 33,540 | 16,380 | 17,160 | 51.2% | 84.2% |
| Knox County | 8,475 | 5,596 | 2,879 | 34% | 79.7% |
| Kosciusko County | 17,882 | 6,865 | 11,017 | 61.6% | 86.3% |
| Lagrange County | 6,322 | 2,733 | 3,589 | 56.8% | 82.5% |
| Lake County | 105,401 | 56,756 | 48,645 | 46.2% | 83.6% |
| Laporte County | 25,811 | 14,364 | 11,447 | 44.3% | 83.3% |
| Lawrence County | 11,701 | 5,796 | 5,905 | 50.5% | 81.4% |
| Madison County | 31,416 | 12,250 | 19,166 | 61% | 86.7% |
| Marion County | 159,399 | 67,351 | 92,048 | 57.7% | 83.5% |
| Marshall County | 10,525 | 4,478 | 6,047 | 57.5% | 86% |
| Martin County | 2,602 | 1,726 | 876 | 33.7% | 75.7% |
| Miami County | 7,934 | 3,971 | 3,963 | 49.9% | 80.8% |
| Monroe County | 23,687 | 13,806 | 9,881 | 41.7% | 82.3% |
| Montgomery County | 9,063 | 4,377 | 4,686 | 51.7% | 85% |
| Morgan County | 18,306 | 8,138 | 10,168 | 55.5% | 83.6% |
| Newton County | 3,346 | 1,994 | 1,352 | 40.4% | 84% |
| Noble County | 10,295 | 3,621 | 6,674 | 64.8% | 86% |
| Ohio County | 1,648 | 716 | 932 | 56.6% | 80.3% |
| Orange County | 4,928 | 2,524 | 2,404 | 48.8% | 81.9% |
| Owen County | 5,615 | 2,538 | 3,077 | 54.8% | 81.3% |
| Parke County | 3,913 | 1,927 | 1,986 | 50.8% | 83.9% |
| Perry County | 4,687 | 2,582 | 2,105 | 44.9% | 83.4% |
| Pike County | 2,993 | 1,570 | 1,423 | 47.5% | 77.3% |
| Porter County | 38,919 | 23,087 | 15,832 | 40.7% | 83.7% |
| Posey County | 6,180 | 3,613 | 2,567 | 41.5% | 86.6% |
| Pulaski County | 3,308 | 1,863 | 1,445 | 43.7% | 83.6% |
| Putnam County | 8,532 | 3,943 | 4,589 | 53.8% | 83.4% |
| Randolph County | 6,145 | 3,508 | 2,637 | 42.9% | 81.2% |
| Ripley County | 7,384 | 3,844 | 3,540 | 47.9% | 83.1% |
| Rush County | 3,985 | 2,106 | 1,879 | 47.2% | 83.9% |
| Scott County | 6,019 | 2,684 | 3,335 | 55.4% | 84.3% |
| Shelby County | 10,506 | 4,404 | 6,102 | 58.1% | 85.7% |
| Spencer County | 5,169 | 2,887 | 2,282 | 44.1% | 83.2% |
| St. Joseph County | 54,733 | 24,665 | 30,068 | 54.9% | 85% |
| Starke County | 6,059 | 3,028 | 3,031 | 50% | 84.1% |
| Steuben County | 9,178 | 3,218 | 5,960 | 64.9% | 87.3% |
| Sullivan County | 4,772 | 2,678 | 2,094 | 43.9% | 79.7% |
| Switzerland County | 2,241 | 1,061 | 1,180 | 52.7% | 81% |
| Tippecanoe County | 28,258 | 15,546 | 12,712 | 45% | 84.5% |
| Tipton County | 3,831 | 2,065 | 1,766 | 46.1% | 85.3% |
| Union County | 1,863 | 1,003 | 860 | 46.2% | 83.4% |
| Unknown | Not reported | Not reported | Not reported | Not reported | Not reported |
| Vanderburgh County | 40,546 | 21,243 | 19,303 | 47.6% | 84.6% |
| Vermillion County | 3,967 | 2,070 | 1,897 | 47.8% | 84.1% |
| Vigo County | 23,300 | 12,128 | 11,172 | 47.9% | 82.3% |
| Wabash County | 8,446 | 3,692 | 4,754 | 56.3% | 86.2% |
| Warren County | 1,909 | 1,141 | 768 | 40.2% | 82.2% |
| Warrick County | 15,300 | 8,451 | 6,849 | 44.8% | 82.8% |
| Washington County | 6,623 | 3,216 | 3,407 | 51.4% | 82.9% |
| Wayne County | 16,554 | 9,733 | 6,821 | 41.2% | 79.9% |
| Wells County | 6,742 | 2,964 | 3,778 | 56% | 88.3% |
| White County | 6,676 | 3,841 | 2,835 | 42.5% | 83.3% |
| Whitley County | 8,648 | 2,659 | 5,989 | 69.3% | 87.4% |
Source and interpretation
CMS Medicare Monthly Enrollment, April 2026, published 2026-07-23. “MA & Other” retains the official combined CMS field label.
- CMS suppresses some small counts with an asterisk; suppressed values remain null in this snapshot.
- Medicare Advantage and Other Health Plans is the CMS-published combined measure and is not limited to Medicare Advantage alone.
- Enrollment counts describe a reporting month and do not compare plan benefits, provider networks, quality, or personal costs.