Medicare in Marin County, California

The Local Health Landscape

Marin County's affluent, longevity-focused Medicare population is served by a single dominant hospital and one of the state's highest Medigap uptake rates.

Hospitals Serving Marin County

• MarinHealth Medical Center, Greenbrae (UCSF-affiliated)
• Kaiser Permanente San Rafael

Medicare Plan Types Available in Marin County

Beneficiaries here choose among Medicare Advantage (Part C), standalone Part D drug plans, and Medigap supplements — availability and pricing are zip-code specific.

Find a Medicare Agent in San Rafael

Licensed Medicare agents serving Marin County can help you compare plans and enroll at no cost to you. They’re familiar with the specific plans available in the San Rafael area and throughout Marin County.

Find an Agent in Marin County →

Compare Plans in Marin County

Enter your zip code to see Medicare Advantage, Part D, and Medigap plans available in Marin County.

Compare Plans at PlanMatch.com →

Senior Services in Marin County

• HICAP (Free Medicare Counseling): Call 1-800-434-0222 to reach your local Marin County HICAP office
• Area Agency on Aging: Contact your local AAA for senior programs, Meals on Wheels, and transportation assistance
• In-Home Supportive Services (IHSS): Apply through Marin County Department of Social Services
• Medi-Cal: Apply through your county office or at CoveredCA.com

Key Medicare Information

• Medicare Advantage plans — All-in-one coverage, many $0 premium options
• Medigap plans — Supplement Original Medicare, California birthday rule applies
• Part D drug plans — $2,100 annual out-of-pocket cap in 2026
• Medi-Cal dual eligibility — Extra benefits for low-income beneficiaries
• Medicare Savings Programs — Help with premiums and cost-sharing