Medicare Plans in Idaho
45 counties with Medicare Advantage and Part D plans for CY2026. Select a county to see available plans, premiums, and CMS star ratings.
To compare plans with your specific drugs and providers and to enroll, use
medicare.gov/plan-compare
. Free help: 1-800-MEDICARE or your SHIP.
Ada 32 plans Adams 16 plans All Counties 10 plans Bannock 17 plans Bear Lake 11 plans Benewah 9 plans Bingham 17 plans Blaine 14 plans Boise 29 plans Bonner 16 plans Bonneville 18 plans Boundary 10 plans Butte 2 plans Camas 13 plans Canyon 32 plans Caribou 11 plans Cassia 17 plans Clark 13 plans Clearwater 9 plans Custer 7 plans Elmore 23 plans Franklin 11 plans Fremont 16 plans Gem 30 plans Gooding 19 plans Idaho 10 plans Jefferson 17 plans Jerome 18 plans Kootenai 16 plans Latah 10 plans Lemhi 4 plans Lewis 7 plans Lincoln 16 plans Madison 14 plans Minidoka 16 plans Nez Perce 10 plans Oneida 11 plans Owyhee 30 plans Payette 30 plans Power 16 plans Shoshone 13 plans Teton 10 plans Twin Falls 22 plans Valley 24 plans Washington 27 plans