Medicare Advantage Plans in San Mateo County, California
33 Medicare Advantage plans are available in San Mateo County for 2026. Compare premiums, benefits, and star ratings to find the best plan for you.
Counts include Medicare Advantage plans with and without drug coverage and Special Needs Plans, which have additional eligibility requirements. Stand-alone Part D and Medicare Cost plans are excluded. Average premium uses the 33 plans with a reported premium; missing prices are excluded. Benefit percentages show the share of all listed plans with that benefit confirmed in our data. Missing benefit data does not mean a benefit is unavailable.
Plans Available
33
Avg. Monthly Premium
$17.06
Star Ratings
Benefits Breakdown
85%
Dental
100%
Vision
73%
Hearing
73%
Fitness
94%
OTC Benefit
39%
Transportation
20 Medicare Advantage Plans by Star Rating
Explore county plans →Aetna Medicare
Kaiser Permanente
Kaiser Permanente
Aetna Medicare
SCAN Health Plan
SCAN Health Plan
SCAN Health Plan
SCAN Health Plan
SCAN Health Plan
Kaiser Permanente
Kaiser Permanente
Alignment Health Plan
Alignment Health Plan
Alignment Health Plan
Imperial Health Plan of California, Inc.
Imperial Health Plan of California, Inc.
Imperial Health Plan of California, Inc.
Alignment Health Plan
Blue Shield of California
Aetna Medicare
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Find an AgentWe do not offer every plan available in your area. Any information we provide is limited to those plans we do offer in your area. Please contact Medicare.gov, 1-800-MEDICARE, or your local State Health Insurance Program (SHIP) to get information on all of your options.
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