Open enrollment 2027
Medicare Advantage in Ohio, county by county.
83 of 88 counties have a page with their 2027 plans, the plans that end and who must pick a new plan. 1,479,614 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
- Adams
- Allen
- Ashland
- Ashtabula
- Athens
- Auglaize
- Belmont
- Brown
- Butler
- Carroll
- Champaign
- Clark
- Clermont
- Clinton
- Columbiana
- Coshocton
- Crawford
- Cuyahoga
- Darke
- Defiance
- Delaware
- Erie
- Fairfield
- Fayette
- Franklin
- Fulton
- Gallia
- Geauga
- Greene
- Guernsey
- Hamilton
- Hancock
- Hardin
- Harrisonlookup
- Henry
- Highland
- Hocking
- Holmes
- Huron
- Jackson
- Jefferson
- Knox
- Lake
- Lawrence
- Licking
- Logan
- Lorain
- Lucas
- Madison
- Mahoning
- Marion
- Medina
- Meigs
- Mercer
- Miami
- Monroelookup
- Montgomery
- Morganlookup
- Morrow
- Muskingum
- Noblelookup
- Ottawa
- Paulding
- Perry
- Pickaway
- Pike
- Portage
- Preble
- Putnam
- Richland
- Ross
- Sandusky
- Scioto
- Seneca
- Shelby
- Stark
- Summit
- Trumbull
- Tuscarawas
- Union
- Van Wert
- Vintonlookup
- Warren
- Washington
- Wayne
- Williams
- Wood
- Wyandot
All states. Agents can get every county in one file with the AEP 2027 County Kit.