CMS Medicare enrollment · April 2026
Michigan 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.
Michigan enrollment figures
- Total Medicare enrollment
- 2.3M
- Original Medicare
- 841.7K
- MA & Other share
- 63.7%
- Part D coverage
- 85.8%
2,315,859
841,677 beneficiaries
CMS combined delivery-system measure
1,988,109 beneficiaries
County enrollment
84 CMS county rows for Michigan. Unavailable values remain marked as not reported rather than estimated.
| County | Total | Original Medicare | MA & Other | MA & Other share | Part D share |
|---|---|---|---|---|---|
| Alcona County | 4,598 | 1,861 | 2,737 | 59.5% | 83.9% |
| Alger County | 2,836 | 1,255 | 1,581 | 55.7% | 82.2% |
| Allegan County | 27,674 | 7,342 | 20,332 | 73.5% | 88.7% |
| Alpena County | 9,604 | 4,024 | 5,580 | 58.1% | 86.1% |
| Antrim County | 8,339 | 3,318 | 5,021 | 60.2% | 85.3% |
| Arenac County | 5,576 | 2,045 | 3,531 | 63.3% | 87.2% |
| Baraga County | 2,322 | 1,017 | 1,305 | 56.2% | 80.9% |
| Barry County | 14,866 | 4,608 | 10,258 | 69% | 85.8% |
| Bay County | 28,734 | 10,297 | 18,437 | 64.2% | 88.2% |
| Benzie County | 6,170 | 2,419 | 3,751 | 60.8% | 85.6% |
| Berrien County | 40,442 | 17,534 | 22,908 | 56.6% | 84.1% |
| Branch County | 10,583 | 4,196 | 6,387 | 60.4% | 85.5% |
| Calhoun County | 31,945 | 13,674 | 18,271 | 57.2% | 83.1% |
| Cass County | 13,051 | 5,639 | 7,412 | 56.8% | 84.4% |
| Charlevoix County | 8,674 | 3,814 | 4,860 | 56% | 85.8% |
| Cheboygan County | 8,722 | 3,602 | 5,120 | 58.7% | 84.5% |
| Chippewa County | 8,868 | 3,890 | 4,978 | 56.1% | 78.5% |
| Clare County | 10,765 | 3,650 | 7,115 | 66.1% | 86.2% |
| Clinton County | 17,328 | 4,998 | 12,330 | 71.2% | 89.4% |
| Crawford County | 4,369 | 1,688 | 2,681 | 61.4% | 82.7% |
| Delta County | 11,701 | 4,976 | 6,725 | 57.5% | 82.7% |
| Dickinson County | 7,736 | 3,765 | 3,971 | 51.3% | 80.2% |
| Eaton County | 27,087 | 7,877 | 19,210 | 70.9% | 87.7% |
| Emmet County | 10,711 | 4,957 | 5,754 | 53.7% | 85% |
| Genesee County | 97,327 | 30,157 | 67,170 | 69% | 89.6% |
| Gladwin County | 8,962 | 2,988 | 5,974 | 66.7% | 87.1% |
| Gogebic County | 4,727 | 2,574 | 2,153 | 45.5% | 81.6% |
| Grand Traverse County | 26,937 | 9,650 | 17,287 | 64.2% | 86.7% |
| Gratiot County | 9,535 | 3,237 | 6,298 | 66.1% | 87.7% |
| Hillsdale County | 11,637 | 4,051 | 7,586 | 65.2% | 86.6% |
| Houghton County | 8,063 | 3,721 | 4,342 | 53.9% | 81% |
| Huron County | 10,269 | 4,678 | 5,591 | 54.4% | 86.8% |
| Ingham County | 53,466 | 17,421 | 36,045 | 67.4% | 87.3% |
| Ionia County | 13,533 | 3,492 | 10,041 | 74.2% | 88.5% |
| Iosco County | 9,652 | 3,927 | 5,725 | 59.3% | 82.5% |
| Iron County | 4,374 | 1,921 | 2,453 | 56.1% | 82.2% |
| Isabella County | 12,256 | 4,902 | 7,354 | 60% | 84.2% |
| Jackson County | 38,676 | 14,987 | 23,689 | 61.2% | 84.4% |
| Kalamazoo County | 54,433 | 18,153 | 36,280 | 66.7% | 86.8% |
| Kalkaska County | 5,363 | 1,964 | 3,399 | 63.4% | 84.8% |
| Kent County | 125,764 | 33,353 | 92,411 | 73.5% | 88.9% |
| Keweenaw County | 832 | 429 | 403 | 48.4% | 78.2% |
| Lake County | 4,334 | 1,259 | 3,075 | 71% | 87.6% |
| Lapeer County | 22,611 | 8,241 | 14,370 | 63.6% | 86.1% |
| Leelanau County | 8,242 | 3,269 | 4,973 | 60.3% | 87.4% |
| Lenawee County | 25,410 | 9,961 | 15,449 | 60.8% | 84.8% |
| Livingston County | 45,306 | 19,011 | 26,295 | 58% | 82.2% |
| Luce County | 1,696 | 598 | 1,098 | 64.7% | 83.5% |
| Mackinac County | 3,897 | 1,614 | 2,283 | 58.6% | 79.1% |
| Macomb County | 198,361 | 78,613 | 119,748 | 60.4% | 85% |
| Manistee County | 8,631 | 3,204 | 5,427 | 62.9% | 85.1% |
| Marquette County | 17,005 | 6,858 | 10,147 | 59.7% | 83.9% |
| Mason County | 9,367 | 3,059 | 6,308 | 67.3% | 88.1% |
| Mecosta County | 10,937 | 3,602 | 7,335 | 67.1% | 86.5% |
| Menominee County | 7,076 | 3,139 | 3,937 | 55.6% | 82.5% |
| Midland County | 20,636 | 7,114 | 13,522 | 65.5% | 88.8% |
| Missaukee County | 4,144 | 1,444 | 2,700 | 65.2% | 87.2% |
| Monroe County | 38,533 | 14,934 | 23,599 | 61.2% | 86.3% |
| Montcalm County | 16,283 | 4,771 | 11,512 | 70.7% | 85.8% |
| Montmorency County | 4,354 | 1,708 | 2,646 | 60.8% | 83.4% |
| Muskegon County | 43,400 | 10,665 | 32,735 | 75.4% | 89.5% |
| Newaygo County | 13,172 | 2,965 | 10,207 | 77.5% | 89.3% |
| Oakland County | 278,023 | 123,379 | 154,644 | 55.6% | 84.7% |
| Oceana County | 7,887 | 2,366 | 5,521 | 70% | 89% |
| Ogemaw County | 7,343 | 2,917 | 4,426 | 60.3% | 85.9% |
| Ontonagon County | 2,511 | 1,324 | 1,187 | 47.3% | 78.6% |
| Osceola County | 6,919 | 2,339 | 4,580 | 66.2% | 85.3% |
| Oscoda County | 3,107 | 1,226 | 1,881 | 60.5% | 83% |
| Otsego County | 7,393 | 3,288 | 4,105 | 55.5% | 86% |
| Ottawa County | 62,970 | 14,316 | 48,654 | 77.3% | 90.5% |
| Presque Isle County | 5,399 | 2,335 | 3,064 | 56.8% | 86.5% |
| Roscommon County | 10,560 | 3,728 | 6,832 | 64.7% | 87.4% |
| Saginaw County | 48,284 | 15,213 | 33,071 | 68.5% | 89.1% |
| Sanilac County | 11,626 | 4,772 | 6,854 | 59% | 85.3% |
| Schoolcraft County | 3,050 | 1,405 | 1,645 | 53.9% | 81.4% |
| Shiawassee County | 17,535 | 5,686 | 11,849 | 67.6% | 87.7% |
| St. Clair County | 42,516 | 15,559 | 26,957 | 63.4% | 85.3% |
| St. Joseph County | 14,284 | 5,968 | 8,316 | 58.2% | 84.9% |
| Tuscola County | 14,691 | 4,721 | 9,970 | 67.9% | 88% |
| Unknown | Not reported | Not reported | Not reported | Not reported | Not reported |
| Van Buren County | 19,728 | 6,859 | 12,869 | 65.2% | 86.5% |
| Washtenaw County | 68,447 | 27,396 | 41,051 | 60% | 72.9% |
| Wayne County | 352,170 | 123,480 | 228,690 | 64.9% | 86.3% |
| Wexford County | 9,514 | 3,320 | 6,194 | 65.1% | 86.2% |
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.