Medicare Advantage in San Joaquin County, CA, for 2027.
CMS lists 39 Medicare Advantage plans here for 2027, 5 fewer than 2026 (44). 71,084 people in the county had an individual Medicare Advantage plan in October 2026.
Sources: CMS CY2027 plan file (October 2026 release), CMS CY2026 plan file (September 2026 release), CMS enrollment by county (CPSC), October 2026, CMS 2027 Plan Crosswalk (October 1, 2026), CMS 2027 Star Ratings Data Tables (October 8, 2026). Member counts are floors because CMS hides counts of 10 or fewer.
The county in numbers
Plans that end here for 2027
16 plans with members in the county end or leave it, plus 129 with 10 or fewer members here. CMS moves 3,299 members to another plan, and 51,255 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| Central Health Classic Care Plan III (HMO) | Molina Healthcare | 1,025 | Plan terminated |
| Alignment Health My Choice (PPO) | Alignment Healthcare USA | 794 | Plan leaves this county |
| Anthem Medicare Advantage (HMO-POS) | Elevance Health | 496 | Plan terminated |
| Central Health Embrace Care Plan (HMO C-SNP) | Molina Healthcare | 381 | Plan terminated |
| Alignment Health Honor+ Plan (HMO) | Alignment Healthcare USA | 319 | Plan leaves this county |
| Anthem Prime (HMO-POS) | Elevance Health | 124 | Plan leaves this county |
| Central Health Dual Access Plan (HMO D-SNP) | Molina Healthcare | 38 | Plan terminated |
| Central Health Valor Care Plan (HMO) | Molina Healthcare | 33 | Plan terminated |
| Central Health Embrace Choice Plan (HMO C-SNP) | Molina Healthcare | 30 | Plan terminated |
| Kaiser Permanente Senior Advantage Alam., SF, Napa (HMO) | Kaiser Foundation Health Plan | 24 | Plan leaves this county |
Where CMS moves members
| 2026 plan | 2027 plan | Members |
|---|---|---|
| Wellcare Health Net Dual Align (HMO D-SNP) | Wellcare Health Net Dual Align (HMO D-SNP) | 2,074 |
| Wellcare Simple (HMO) | Wellcare Simple (HMO) | 1,086 |
| Anthem Kidney Care (PPO C-SNP) | Anthem Kidney Care (PPO C-SNP) | 75 |
| SCAN MyChoice (HMO) | SCAN Classic (HMO) | 34 |
| Alignment Health Freedom (PPO) | Alignment Health Advantage 001 (PPO) | 30 |
Who holds the members
- Kaiser Foundation Health Plan34,877
- Alignment Healthcare USA10,155
- Humana6,846
- SCAN Group5,082
- Centene3,184
- Imperial Health Plan of California3,162
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- Alignment Health Balance 006 (PPO)Alignment Healthcare USA4.5
- Kaiser Permanente Dual Complete North P20 (HMO D-SNP)Kaiser Foundation Health Plan4.5
- Kaiser Permanente Senior Advantage Basic SnJoaq (HMO)Kaiser Foundation Health Plan4.5
- Kaiser Permanente Senior Advantage Enhanced SnJoaq (HMO)Kaiser Foundation Health Plan4.5
2027 overall Star Rating, 4.5 or more. Each plan's measure stars are in the county lookup.
See every plan, premium and copay in the free lookup.
Sort all 39 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open San Joaquin in the lookupWorking this county for AEP?
The AEP 2027 County Kit puts this county and your others in one file: the plans that end, where members land, what is still sold and a crosswalk sheet, with every number tied to its CMS file.
See the AEP 2027 County KitAll California county pages. Facts from public CMS files, prepared by Health and Tech Now. Not plan advice. Check a plan's Summary of Benefits before you enroll.