Open enrollment 2027
Medicare Advantage in Michigan, county by county.
76 of 83 counties have a page with their 2027 plans, the plans that end and who must pick a new plan. 1,466,305 people in the state had an individual Medicare Advantage plan in October 2026.
Sources: CMS CY2027 and CY2026 plan files, CMS CPSC enrollment October 2026, CMS 2027 Plan Crosswalk (October 1, 2026). Smaller counties open in the free lookup instead.
Counties
- Alcona
- Algerlookup
- Allegan
- Alpena
- Antrim
- Arenac
- Baragalookup
- Barry
- Bay
- Benzie
- Berrien
- Branch
- Calhoun
- Cass
- Charlevoix
- Cheboygan
- Chippewa
- Clare
- Clinton
- Crawford
- Delta
- Dickinson
- Eaton
- Emmet
- Genesee
- Gladwin
- Gogebic
- Grand Traverse
- Gratiot
- Hillsdale
- Houghton
- Huron
- Ingham
- Ionia
- Iosco
- Iron
- Isabella
- Jackson
- Kalamazoo
- Kalkaska
- Kent
- Keweenawlookup
- Lake
- Lapeer
- Leelanau
- Lenawee
- Livingston
- Lucelookup
- Mackinac
- Macomb
- Manistee
- Marquette
- Mason
- Mecosta
- Menominee
- Midland
- Missaukee
- Monroe
- Montcalm
- Montmorency
- Muskegon
- Newaygo
- Oakland
- Oceana
- Ogemaw
- Ontonagonlookup
- Osceola
- Oscodalookup
- Otsego
- Ottawa
- Presque Isle
- Roscommon
- Saginaw
- Sanilac
- Schoolcraftlookup
- Shiawassee
- St. Clair
- St. Joseph
- Tuscola
- Van Buren
- Washtenaw
- Wayne
- Wexford
All states. Agents can get every county in one file with the AEP 2027 County Kit.