Open enrollment 2027
Medicare Advantage in Idaho, county by county.
12 of 44 counties have a page with their 2027 plans, the plans that end and who must pick a new plan. 188,659 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
- Ada
- Adamslookup
- Bannock
- Bear Lakelookup
- Benewahlookup
- Bingham
- Blainelookup
- Boiselookup
- Bonner
- Bonneville
- Boundarylookup
- Buttelookup
- Camaslookup
- Canyon
- Cariboulookup
- Cassialookup
- Clarklookup
- Clearwaterlookup
- Custerlookup
- Elmore
- Franklinlookup
- Fremontlookup
- Gem
- Goodinglookup
- Idaholookup
- Jeffersonlookup
- Jerome
- Kootenai
- Latahlookup
- Lemhilookup
- Lewislookup
- Lincolnlookup
- Madisonlookup
- Minidokalookup
- Nez Percelookup
- Oneidalookup
- Owyheelookup
- Payette
- Powerlookup
- Shoshonelookup
- Tetonlookup
- Twin Falls
- Valleylookup
- Washingtonlookup
All states. Agents can get every county in one file with the AEP 2027 County Kit.