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Medicare plans in San Mateo County, California

2026 plans. Other years: 2026 · 2027

Where to start

This page lists every Medicare plan sold in San Mateo County for 2026, sorted from the lowest cost each month. They're in four tables below, by the kind of coverage. Jump to the one that fits you. Under each table, Compare these plans opens the same plans in our plan list, where you can add your prescriptions, narrow the list and compare plans side by side.

  1. Medicare Advantage with drug coverage (19 plans)
  2. Part D drug plans (12 plans)
  3. Special needs plans (11 plans)
  4. Medicare Advantage without drug coverage (3 plans)
  5. Medigap (Medicare Supplement) prices

Not sure which you need? Most people choose either a Medicare Advantage plan, which usually includes drug coverage, or Original Medicare with a Part D drug plan and often a Medigap policy to pay what Medicare leaves.

What would these plans cost you? Try the calculator → It's set to San Mateo County. Add your age, health and drugs to see what each kind of plan would cost you next year and over the years ahead.

The best plan here for…

No plan is best for everyone, so we pick one for each of these and explain why. All our picks in San Mateo County

At a glance

Medicare Advantage plans with drug coverage 19

Medical and drug coverage in one plan, open to anyone with Medicare who lives here. This is what most people mean by a Medicare Advantage plan.

Medicare Advantage plans with drug coverage in San Mateo County, 2026
Plan Network Premium Out-of-pocket limit Stars
Imperial Dynamic Plan (HMO) Imperial Health Plan of California, Inc. · H5496-012-000 HMO $0/moGives back $35/mo of your Part B premium $296 3.5★
Aetna Medicare Signature Extra (HMO-POS) Aetna Medicare · H0523-070-000 HMO-POS $0/mo $3,600 3.0★
Anthem Medicare Advantage (HMO-POS) Anthem Blue Cross · H0544-096-000 HMO-POS $0/mo $4,900 3.0★
CCHP Senior Value Program (HMO) CCHP (Chinese Community Health Plan) · H0571-007-000 HMO $0/mo $3,500 3.0★
Advantage Care (HMO) Align Senior Care · H3274-005-000 HMO $0/mo $1,900 Not yet rated
Alignment Health Harmony (HMO) Alignment Health Plan · H3815-031-000 HMO $0/mo $3,400 4.0★
Alignment Health Honor+ Plan (HMO) Alignment Health Plan · H3815-052-000 HMO $0/mo $9,250 4.0★
Anthem Prime (HMO-POS) Anthem Blue Cross Partnership Plan · H4161-005-000 HMO-POS $0/mo $1,200 3.0★
SCAN Classic (HMO) SCAN Health Plan · H5425-075-000 HMO $0/mo $1,500 4.0★
SCAN MyChoice (HMO) SCAN Health Plan · H5425-110-000 HMO $0/mo $1,999 4.0★
SCAN Allied (HMO) SCAN Health Plan · H5425-118-000 HMO $0/mo $1,999 4.0★
Central Health Classic Care Plan IV (HMO) Central Health Medicare Plan · H5649-018-000 HMO $0/mo $2,499 3.0★
Kaiser Permanente Senior Advantage Basic San Mateo (HMO) Kaiser Permanente · H0524-065-000 HMO $15/mo $6,000 4.5★
CCHP Senior Program (HMO) CCHP (Chinese Community Health Plan) · H0571-001-000 HMO $21/mo $3,000 3.0★
Alignment Health Sutter Advantage +More (HMO) Alignment Health Plan · H3815-023-000 HMO $48/mo $4,900 4.0★
Blue Shield Inspire (HMO) Blue Shield of California · H0504-041-000 HMO $56/mo $4,500 4.0★
Kaiser Permanente Sr Adv Enhanced Marin San Mateo (HMO) Kaiser Permanente · H0524-031-000 HMO $89/mo $3,900 4.5★
Alignment Health My Choice (PPO) Alignment Health Plan · H4961-003-000 PPO $106/mo $4,200 4.0★
Aetna Medicare Enhanced (PPO) Aetna Medicare · H5521-676-000 PPO $204/mo $4,900 4.5★

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Part D drug plans 12

Standalone drug coverage, for people who keep Original Medicare (often with a Medigap policy). Drug plans are sold for a whole region, so the same plans are sold throughout California.

Part D drug plans in San Mateo County, 2026
Plan Premium Drug deductible Stars
HealthSpring Assurance Rx (PDP) Cigna Healthcare · S5617-158-000 $0/mo $615 2.5★
Wellcare Value Script (PDP) Wellcare · S4802-163-000 $5.70/mo $615 3.5★
Wellcare Classic (PDP) Wellcare · S4802-094-000 $6.20/mo $615 3.5★
HealthSpring Extra Rx (PDP) Cigna Healthcare · S5617-382-000 $70.60/mo $615 2.5★
SilverScript Choice (PDP) Aetna Medicare · S5601-064-000 $103.60/mo $615 3★
Humana Value Rx Plan (PDP) Humana · S5884-211-000 $104.60/mo $601 3★
AARP Medicare Rx Saver from UHC (PDP) UnitedHealthcare · S5921-376-000 $109.40/mo $615 2★
Humana Basic Rx Plan (PDP) Humana · S5884-114-000 $132.20/mo $615 3★
AARP Medicare Rx Preferred from UHC (PDP) UnitedHealthcare · S5921-413-000 $165.40/mo $130 2★
Humana Premier Rx Plan (PDP) Humana · S5884-178-000 $172.90/mo None 3★
Blue Shield Rx Plus (PDP) Blue Shield of California · S2468-003-000 $199.70/mo $615 3★
Blue Shield Rx Enhanced (PDP) Blue Shield of California · S2468-004-000 $227.80/mo None 3★

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Special needs plans 11

Medicare Advantage plans built for people with particular needs, and open only to people who have them. If one of the three below describes you, these are often worth a look before a general plan. Each row says who can join.

Who special needs plans are for

  • D-SNP: you have Medicaid as well as Medicare (sometimes called "dual eligible" or "Medi-Medi").
  • C-SNP: you have a chronic condition the plan is built around, such as diabetes, heart failure, chronic lung disease or dementia. The plan checks with your doctor.
  • I-SNP: you live in a nursing home or similar facility, or need that level of care at home.

Why people choose them

  • Care built around you. Most assign a care coordinator, and many run clinical programs for the condition they serve: diabetes education and supplies, heart or lung monitoring, medication reviews, or doctors who visit you in a facility.
  • Often more generous extras. Many offer larger allowances than general plans for groceries, over-the-counter items, transportation, meals or utilities. Compare the figures; they vary widely from plan to plan.
  • Lower costs for many members. With full Medicaid, a D-SNP member usually pays nothing for care Medicare covers.

The catch: you have to qualify, and the plan will check, for example your Medicaid status or a doctor's confirmation of your condition. If you're not sure, your State Health Insurance Assistance Program (SHIP) gives free, unbiased advice.

Special needs plans in San Mateo County, 2026
Plan Network Who can join Premium Out-of-pocket limit Stars
Imperial Senior Value (HMO C-SNP) Imperial Health Plan of California, Inc. · H5496-005-000 HMO Only for people with certain chronic conditionsDiabetes, Heart $0/moGives back $25/mo of your Part B premium $296 3.5★
Premier Care (HMO I-SNP) Align Senior Care · H3274-002-000 HMO Only for people who live in a nursing home, or need that level of care at home $0/mo $1,900 Not yet rated
SCAN Balance (HMO C-SNP) SCAN Health Plan · H5425-076-000 HMO Only for people with certain chronic conditionsDiabetes, Heart $0/mo $1,500 4.0★
SCAN Strive (HMO C-SNP) SCAN Health Plan · H5425-098-000 HMO Only for people with certain chronic conditionsDiabetes, Heart $0/mo $9,250 4.0★
Central Health Dual Access Plan (HMO D-SNP) Central Health Medicare Plan · H5649-024-000 HMO Only for people who have Medicaid as well as Medicare $0/mo $9,250 3.0★
Central Health Embrace Care Plan (HMO C-SNP) Central Health Medicare Plan · H5649-025-004 HMO Only for people with certain chronic conditionsDiabetes, Heart $0/mo $1,800 3.0★
Central Health Embrace Choice Plan (HMO C-SNP) Central Health Medicare Plan · H5649-026-004 HMO Only for people with certain chronic conditionsDiabetes, Heart $0/mo $9,250 3.0★
Kaiser Permanente Dual Complete North P2 (HMO D-SNP) Kaiser Permanente · H8794-002-000 HMO Only for people who have Medicaid as well as Medicare $0/mo $9,250 4.0★
Kaiser Permanente Dual Complete North P22 (HMO D-SNP) Kaiser Permanente · H8794-022-000 HMO Only for people who have Medicaid as well as Medicare $0/mo $9,250 4.0★
Senior Care (HMO I-SNP) Align Senior Care · H3274-001-000 HMO Only for people who live in a nursing home, or need that level of care at home $12/mo $9,250 Not yet rated
CareAdvantage (HMO D-SNP) HEALTH PLAN OF SAN MATEO · H6019-001-000 HMO Only for people who have Medicaid as well as Medicare $12/mo $9,250 3.0★

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Medicare Advantage plans without drug coverage 3

Medical coverage only. These suit people who get their drugs elsewhere, such as from the VA or an employer, since you generally can't add a separate Part D plan to them.

Medicare Advantage plans without drug coverage in San Mateo County, 2026
Plan Network Premium Out-of-pocket limit Stars
Central Health Valor Care Plan (HMO) Central Health Medicare Plan · H5649-030-000 HMO $0/moGives back $79/mo of your Part B premium $4,400 3.0★
Imperial Courage Plan (HMO) Imperial Health Plan of California, Inc. · H5496-016-000 HMO $0/moGives back $75/mo of your Part B premium $2,999 3.5★
Aetna Medicare Eagle (PPO) Aetna Medicare · H5521-369-000 PPO $0/moGives back $65/mo of your Part B premium $6,750 4.5★

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Medigap (Medicare Supplement)

A Medigap policy pays some or all of what Original Medicare leaves you owing, and works with any doctor who takes Medicare. The coverage of each plan letter is the same whichever company sells it; only the price differs.

  • Plan G: $191–$563/mo from 16 companies, at age 65.
  • Plan N: $146–$415/mo from 15 companies, at age 65.

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