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Medicare plans in San Joaquin County, CA — 2027
What agents look up before working a county: plan count, carriers, $0-premium share, star distribution, MOOP range, the 65+ and 60–64 population, and what changed since last year.
In 2027, San Joaquin County, California has 49 Medicare plans (20 Medicare Advantage with drug coverage, 2 without, 10 standalone Part D, 17 Special Needs) from 12 carriers. 22 Medicare Advantage plans have a $0 premium. The lowest in-network out-of-pocket maximum is $295.
What changed vs 2026
- 7 fewer plans than 2026
- Carriers entered: Anthem Blue Cross and Blue Shield
- Carriers exited: Anthem Blue Cross, Anthem Blue Cross Life and Health Insurance Company, Anthem Blue Cross Partnership Plan, Central Health Medicare Plan
- $0-premium plans down 4
- Average star rating up 0.3
Market snapshot
- Residents 65 and older
- 107,730
- Residents 60–64, aging in over the next five years
- 43,289
- Medicare eligibles
- 130,330
- Medicare Advantage penetration
- 55.5%
- Plans per 1,000 residents 65+
- 0.5
Carriers by number of plans
- Alignment Health Plan — 13 plans
- Humana — 8 plans
- SCAN Health Plan — 5 plans
- Blue Shield of California — 4 plans
- Imperial Health Plan of California, Inc. — 4 plans
- Wellcare — 4 plans
- Kaiser Permanente — 3 plans
- UnitedHealthcare — 3 plans
Plans sorted by CMS star rating, then premium
| Plan | Carrier | Category | Plan type | Monthly premium | Drug deductible | Out-of-pocket maximum | Star rating |
|---|---|---|---|---|---|---|---|
| Kaiser Permanente Dual Complete North P20 (HMO D-SNP) (H8794-020-0) | Kaiser Permanente | SNP | HMO D-SNP | $0 | $700 | $9,850 | 4.5 |
| Kaiser Permanente Senior Advantage Basic SnJoaq (HMO) (H0524-043-0) | Kaiser Permanente | MA-PD | HMO | $29 | $0 | $4,400 | 4.5 |
| Alignment Health Balance 006 (PPO) (H4961-006-0) | Alignment Health Plan | MA-PD | PPO | $93 | $0 | $2,850 | 4.5 |
| Kaiser Permanente Senior Advantage Enhanced SnJoaq (HMO) (H0524-042-0) | Kaiser Permanente | MA-PD | HMO | $96 | $0 | $2,500 | 4.5 |
| Humana Basic Rx Plan (PDP) (S5884-114-0) | Humana | PDP | PDP | $118.30 | $700 | 4.5 | |
| Humana Value Rx Plan (PDP) (S5884-211-0) | Humana | PDP | PDP | $130.30 | $687 | 4.5 | |
| Humana Premier Rx Plan (PDP) (S5884-178-0) | Humana | PDP | PDP | $191.20 | $350 | 4.5 | |
| Humana Community (HMO) (H5619-159-0) | Humana | MA-PD | HMO | $0 | $700 | $2,999 | 4.0 |
| Humana Gold Plus SNP-DE H5619-038 (HMO D-SNP) (H5619-038-0) | Humana | SNP | HMO D-SNP | $0 | $700 | $9,850 | 4.0 |
| Humana USAA Honor Giveback (PPO) (H5525-079-0) | Humana | MA | PPO | $0 | $6,500 | 4.0 |
Showing 10 of 49 plans.
Nearby counties
- Stanislaus County
- Sacramento County
- Contra Costa County
- Alameda County
- Calaveras County
- Solano County
Agent Tools
- Estimate drug costs in this county
- Marketplace (ACA) plans in this county
- Compare with another county
- Download plan list (CSV)
- Alert me when plans change here
About this data
Source: CMS Medicare Advantage/Part D Landscape files, plan year 2027; population: U.S. Census Bureau ACS 5-year 2024; MA penetration: CMS October 2026.
This page summarizes publicly available CMS data. It is not a plan finder and does not recommend plans. To compare and enroll in plans, use Medicare.gov or talk to a licensed agent. Medicare.gov plan finder.