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Idaho — 2026 Medicare Advantage plans by county

Contract year 2026 · data updated October 01, 2026

County-by-county count of individual Medicare Advantage plan segments filed with CMS for 2026. A filing is one plan segment available in one county. Open a county for the full plan table.

44counties
713county-plan filings −195 vs prior year
380$0-premium filings −44 vs prior year
7parent organizations
Lewis County — 7 plans · 4 at $0 premium · 2 carriersKootenai County — 16 plans · 8 at $0 premium · 4 carriersOneida County — 11 plans · 6 at $0 premium · 3 carriersPayette County — 30 plans · 18 at $0 premium · 7 carriersTwin Falls County — 22 plans · 12 at $0 premium · 6 carriersBenewah County — 9 plans · 4 at $0 premium · 2 carriersGooding County — 19 plans · 9 at $0 premium · 6 carriersBonneville County — 18 plans · 8 at $0 premium · 5 carriersLatah County — 10 plans · 4 at $0 premium · 2 carriersAdams County — 16 plans · 9 at $0 premium · 4 carriersJerome County — 18 plans · 9 at $0 premium · 5 carriersFranklin County — 11 plans · 6 at $0 premium · 3 carriersLemhi County — 4 plans · 3 at $0 premium · 1 carriersMadison County — 14 plans · 6 at $0 premium · 4 carriersShoshone County — 13 plans · 6 at $0 premium · 3 carriersTeton County — 10 plans · 6 at $0 premium · 3 carriersAda County — 32 plans · 19 at $0 premium · 7 carriersJefferson County — 17 plans · 8 at $0 premium · 4 carriersLincoln County — 16 plans · 7 at $0 premium · 5 carriersWashington County — 27 plans · 17 at $0 premium · 6 carriersButte County — 2 plans · 1 at $0 premium · 1 carriersGem County — 30 plans · 18 at $0 premium · 7 carriersIdaho County — 10 plans · 4 at $0 premium · 2 carriersClearwater County — 9 plans · 4 at $0 premium · 2 carriersCamas County — 13 plans · 7 at $0 premium · 4 carriersBear Lake County — 11 plans · 6 at $0 premium · 3 carriersMinidoka County — 16 plans · 8 at $0 premium · 4 carriersCaribou County — 11 plans · 6 at $0 premium · 3 carriersBoundary County — 10 plans · 4 at $0 premium · 2 carriersPower County — 16 plans · 8 at $0 premium · 4 carriersValley County — 24 plans · 15 at $0 premium · 7 carriersClark County — 13 plans · 6 at $0 premium · 3 carriersBonner County — 16 plans · 8 at $0 premium · 4 carriersCassia County — 17 plans · 8 at $0 premium · 5 carriersCuster County — 7 plans · 4 at $0 premium · 2 carriersCanyon County — 32 plans · 19 at $0 premium · 7 carriersBannock County — 17 plans · 8 at $0 premium · 4 carriersOwyhee County — 30 plans · 18 at $0 premium · 7 carriersElmore County — 23 plans · 15 at $0 premium · 6 carriersFremont County — 16 plans · 8 at $0 premium · 4 carriersBoise County — 29 plans · 18 at $0 premium · 6 carriersBingham County — 17 plans · 8 at $0 premium · 4 carriersNez Perce County — 10 plans · 4 at $0 premium · 2 carriersBlaine County — 14 plans · 6 at $0 premium · 4 carriers
MA plans filed per county, 20262–1011–1314–1617–2324–32none filedClick or tap a county

CountyPlans$0 premiumMedian MOOPCarriersComp. dentalOTC
Ada32 −10 vs prior year19$6,70072519
Adams16 −8 vs prior year9$6,87541413
Bannock17 −6 vs prior year8$6,70041211
Bear Lake11 +1 vs prior year6$6,750389
Benewah9 unchanged vs prior year4$9,250269
Bingham17 −6 vs prior year8$6,70041211
Blaine14 −6 vs prior year6$7,9504911
Boise29 −6 vs prior year18$6,70062519
Bonner16 −9 vs prior year8$6,70041112
Bonneville18 −9 vs prior year8$6,72551211
Boundary10 −14 vs prior year4$8,575269
Butte2 1$9,250112
Camas13 unchanged vs prior year7$6,7004911
Canyon32 −10 vs prior year19$6,70072519
Caribou11 +1 vs prior year6$6,750389
Cassia17 −5 vs prior year8$6,70051111
Clark13 −3 vs prior year6$7,00031011
Clearwater9 unchanged vs prior year4$9,250269
Custer7 +2 vs prior year4$6,700247
Elmore23 −7 vs prior year15$6,70062015
Franklin11 −2 vs prior year6$6,750389
Fremont16 −5 vs prior year8$6,72541211
Gem30 −6 vs prior year18$6,70072519
Gooding19 −7 vs prior year9$6,70061313
Idaho10 +2 vs prior year4$8,575269
Jefferson17 −6 vs prior year8$6,70041211
Jerome18 −7 vs prior year9$6,70051313
Kootenai16 −10 vs prior year8$6,70041112
Latah10 −10 vs prior year4$8,575269
Lemhi4 −1 vs prior year3$6,700124
Lewis7 +2 vs prior year4$6,700247
Lincoln16 −4 vs prior year7$6,72551113
Madison14 −4 vs prior year6$6,700499
Minidoka16 −5 vs prior year8$6,70041111
Nez Perce10 −11 vs prior year4$8,575269
Oneida11 +1 vs prior year6$6,750389
Owyhee30 −6 vs prior year18$6,70072519
Payette30 −4 vs prior year18$6,70072519
Power16 unchanged vs prior year8$6,72541211
Shoshone13 −4 vs prior year6$6,700389
Teton10 +1 vs prior year6$6,725379
Twin Falls22 −8 vs prior year12$6,72561615
Valley24 −7 vs prior year15$6,70072015
Washington27 −1 vs prior year17$6,70062317

Click a column header to sort. "Comp. dental" and "OTC" count plans whose bid reports the benefit. A state-level CSV of this table is part of Pro.