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Medicare Advantage plans in Marin County, CA for 2027
23 Medicare Advantage plans from 6 companies are available in Marin County for 2027. Plans with a $0 monthly premium (not counting special needs plans): 7. Lowest in-network out-of-pocket limit: $295.
Open enrollment for 2027 runs October 15 – December 7, 2026; coverage starts January 1, 2027.
Plans with drug coverage (9)
| Plan | Type | Monthly premium | Drug deductible | Out-of-pocket limit (in network) | Last year's star rating |
|---|---|---|---|---|---|
| Imperial Dynamic Plan (HMO) Imperial Health Plan of California, Inc. | HMO | $0 | $0 | $295 | 3.5 |
| Alignment Health Platinum + Instacart 016 (HMO-POS) Alignment Health Plan | HMO-POS | $0 | $0 | $1,100 | 4 |
| Anthem Prime (HMO-POS) Anthem Blue Cross Partnership Plan | HMO-POS | $0 | $395 | $1,200 | 3 |
| Alignment Health My Choice 050 (HMO) Alignment Health Plan | HMO | $0 | $0 | $3,499 | 4 |
| Humana Gold Plus H5619-147 (HMO) Humana | HMO | $0 | $700 | $3,650 | 3 |
| Alignment Health Honor Plus 060 (HMO) Alignment Health Plan | HMO | $7.30 | $700 | $9,850 | 4 |
| Kaiser Permanente Senior Advantage Basic Marin (HMO) Kaiser Permanente | HMO | $27 | $0 | $6,000 | 4.5 |
| HumanaChoice H5525-087 (PPO) Humana | PPO | $96 | $700 | $7,150 | 3.5 |
| Kaiser Permanente Sr Adv Enhanced Marin San Mateo (HMO) Kaiser Permanente | HMO | $97 | $0 | $3,900 | 4.5 |
Plans without drug coverage (2)
| Plan | Type | Monthly premium | Out-of-pocket limit (in network) | Last year's star rating |
|---|---|---|---|---|
| Imperial Courage Plan (HMO) Imperial Health Plan of California, Inc. | HMO | $0 | $2,999 | 3.5 |
| Humana USAA Honor Giveback (PPO) Humana | PPO | $0 | $6,500 | 3.5 |
Special needs plans (12)
Special needs plans are only for people who also have Medicaid (D-SNP), certain chronic conditions (C-SNP) or who live in an institution such as a nursing home (I-SNP).
| Plan | Type | Monthly premium | Drug deductible | Out-of-pocket limit (in network) | Last year's star rating |
|---|---|---|---|---|---|
| Imperial Senior Value (HMO C-SNP) Imperial Health Plan of California, Inc. | HMO C-SNP | $0 | $0 | $295 | 3.5 |
| Alignment Health Heart & Diabetes 010 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $0 | $0 | $1,900 | 4 |
| Premier Care (HMO I-SNP) Align Senior Care | HMO I-SNP | $0 | $50 | $1,900 | — |
| Alignment Health Heart & Diabetes 048 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $0 | $0 | $1,990 | 4 |
| Alignment Health BreathEasy Plus 041 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $0 | $700 | $9,850 | 4 |
| Kaiser Permanente Dual Complete North P25 (HMO D-SNP) Kaiser Permanente | HMO D-SNP | $0 | $700 | $9,850 | 4 |
| Alignment Health Heart & Diabetes 051 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $0.10 | $700 | $9,850 | 4 |
| Imperial Flex (HMO C-SNP) Imperial Health Plan of California, Inc. | HMO C-SNP | $2.70 | $450 | $9,850 | 3.5 |
| Alignment Health Clarity Plus 042 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $7.30 | $700 | $9,850 | 4 |
| Alignment Health Duals+ 030 (HMO D-SNP) Alignment Health Plan | HMO D-SNP | $7.30 | $700 | $9,850 | 4 |
| Alignment Health Heart & Diabetes Plus 039 (HMO C-SNP) Alignment Health Plan | HMO C-SNP | $7.30 | $700 | $9,850 | 4 |
| Senior Care (HMO I-SNP) Align Senior Care | HMO I-SNP | $7.30 | $700 | $9,850 | — |
Stand-alone Part D drug plans in California →
Star ratings for 2027 are published by CMS in October; the stars shown are the contract's 2026 overall rating. We are not connected with or endorsed by the U.S. government or the federal Medicare program, and we do not sell plans. We do not list plan benefits in full; confirm costs and coverage with the plan, Medicare.gov or 1-800-MEDICARE (TTY 1-877-486-2048) before you enroll. Source: CMS Medicare Advantage and Part D Landscape, 2027 (2026-10 release).