Medicare Advantage plans in Iowa by county

For 2027, Iowa counties have between 8 and 44 Medicare Advantage plans. Choose your county to see how many include drug coverage, how many are Special Needs Plans, and how that compares with 2026.

Medicare Advantage plans by county in Iowa
County	Plans for 2027	Plans for 2026
Adair County	27	25
Adams County	27	32
Allamakee County	23	24
Appanoose County	22	26
Audubon County	20	25
Benton County	41	36
Black Hawk County	34	32
Boone County	42	37
Bremer County	26	31
Buchanan County	35	31
Buena Vista County	22	24
Butler County	30	36
Calhoun County	24	26
Carroll County	28	26
Cass County	26	27
Cedar County	41	36
Cerro Gordo County	31	26
Cherokee County	18	24
Chickasaw County	20	29
Clarke County	33	26
Clay County	23	25
Clayton County	23	33
Clinton County	44	37
Crawford County	28	23
Dallas County	43	38
Davis County	11	22
Decatur County	25	24
Delaware County	38	36
Des Moines County	21	31
Dickinson County	23	26
Dubuque County	15	14
Emmet County	13	16
Fayette County	39	40
Floyd County	34	36
Franklin County	34	34
Fremont County	27	30
Greene County	25	28
Grundy County	41	36
Guthrie County	31	25
Hamilton County	36	36
Hancock County	32	32
Hardin County	41	36
Harrison County	26	33
Henry County	34	34
Howard County	12	19
Humboldt County	26	28
Ida County	18	26
Iowa County	37	33
Jackson County	39	36
Jasper County	44	38
Jefferson County	22	26
Johnson County	31	31
Jones County	41	36
Keokuk County	30	32
Kossuth County	32	25
Lee County	19	28
Linn County	39	32
Louisa County	36	37
Lucas County	27	22
Lyon County	18	27
Madison County	40	38
Mahaska County	30	28
Marion County	30	28
Marshall County	38	34
Mills County	30	37
Mitchell County	19	30
Monona County	25	22
Monroe County	24	26
Montgomery County	25	29
Muscatine County	42	37
Obrien County	18	21
Osceola County	21	26
Page County	16	23
Palo Alto County	12	16
Plymouth County	21	25
Pocahontas County	20	26
Polk County	44	38
Pottawattamie County	40	41
Poweshiek County	41	32
Ringgold County	26	25
Sac County	20	26
Scott County	40	37
Shelby County	31	33
Sioux County	22	25
Story County	17	28
Tama County	39	36
Taylor County	8	18
Union County	26	24
Van Buren County	12	23
Wapello County	20	20
Warren County	44	38
Washington County	40	36
Wayne County	27	26
Webster County	26	28
Winnebago County	34	28
Winneshiek County	22	22
Woodbury County	22	28
Worth County	29	30
Wright County	32	34

Source: CMS plan files for 2027 and 2026. Counts include Special Needs Plans, which only people who qualify can join.