Medicare Plans in California
57 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.
Alameda 37 plans All Counties 12 plans Alpine 5 plans Amador 11 plans Butte 4 plans Calaveras 5 plans Contra Costa 11 plans Del Norte 3 plans El Dorado 10 plans Fresno 45 plans Glenn 3 plans Humboldt 3 plans Imperial 21 plans Inyo 6 plans Kern 39 plans Kings 25 plans Lake 1 plans Lassen 2 plans Los Angeles 121 plans Madera 45 plans Marin 23 plans Mariposa 9 plans Mendocino 4 plans Merced 17 plans Modoc 3 plans Mono 8 plans Monterey 9 plans Napa 7 plans Nevada 4 plans Orange 104 plans Placer 29 plans Plumas 5 plans Riverside 91 plans Sacramento 38 plans San Benito 4 plans San Bernardino 98 plans San Diego 93 plans San Francisco 51 plans San Joaquin 44 plans San Luis Obispo 18 plans San Mateo 33 plans Santa Barbara 9 plans Santa Clara 46 plans Santa Cruz 8 plans Shasta 4 plans Sierra 2 plans Siskiyou 3 plans Solano 13 plans Sonoma 9 plans Stanislaus 38 plans Sutter 3 plans Tehama 4 plans Tulare 24 plans Tuolumne 6 plans Ventura 35 plans Yolo 34 plans Yuba 7 plans