Medi-Medi Plans Expanded to 29 New Counties 

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By
Danielle Bradley
Date Published
October 23, 2025

Last week, the Department of Health Care Services (DHCS) announced the expansion of Medi-Medi Plans—integrated health plans for people who have both Medicare and Medi-Cal—to 29 additional counties. With this expansion, eligible beneficiaries in a total of 41 counties can now enroll in Medi-Medi Plans to receive additional support to help manage chronic conditions, disabilities, or long-term care needs. Eligible Californians can enroll during Medicare open enrollment, which runs from October 15 to December 7, with coverage beginning January 1, 2026.  

Medi-Medi Plans are available to individuals who have both Medicare Part A and B, are enrolled in Medi-Cal, are 21 or older, and live in a participating county. The 29 new participating counties are: Alameda, Alpine, Amador, Calaveras, Contra Costa, El Dorado, Imperial, Inyo, Kern, Marin, Mariposa, Merced, Mono, Monterey, Napa, Placer, San Benito, San Francisco, San Joaquin, San Luis Obispo, Santa Barbara, Santa Cruz, Solano, Sonoma, Stanislaus, Tuolumne, Ventura, Yolo, and Yuba. These 29 counties join 12 counties where Medi-Medi Plans are already available: Fresno, Kings, Los Angeles, Madera, Orange, Riverside, Sacramento, San Bernardino, San Diego, San Mateo, Santa Clara, and Tulare. With this expansion, approximately 461,000 additional Californians will now have the choice to enroll in a Medi-Medi Plan.  

Additional information on the expansion and how to enroll can be found at the Medicare Medi-Cal Plan List webpage, Joining a Medi-Medi Plan information sheet, and the Medi-Medi Plan Expansion Fact Sheet.