Medicare Advantage in Riverside County, CA, for 2027.
CMS lists 88 Medicare Advantage plans here for 2027, 3 fewer than 2026 (91). 287,136 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
38 plans with members in the county end or leave it, plus 349 with 10 or fewer members here. CMS moves 8,000 members to another plan, and 230,982 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| SCAN Affirm partnered with Included LGBTQ+ Health (HMO) | SCAN Group | 2,011 | Plan terminated |
| Wellcare Giveback (HMO) | Centene | 1,371 | Plan terminated |
| Central Health Medicare Plan (HMO) | Molina Healthcare | 985 | Plan terminated |
| Alignment Health Honor+ Plan (HMO) | Alignment Healthcare USA | 691 | Plan leaves this county |
| Central Health Part B Savings Plan (HMO) | Molina Healthcare | 582 | Plan terminated |
| Central Health Classic Care Plan I (HMO) | Molina Healthcare | 506 | Plan terminated |
| Astiva Health Premier Plan (HMO) | Astiva Health Holdings Incorporated | 247 | Plan terminated |
| Central Health Embrace Care Plan (HMO C-SNP) | Molina Healthcare | 242 | Plan terminated |
| Molina Medicare Choice Care (HMO) | Molina Healthcare | 217 | Plan terminated |
| Kaiser Permanente Senior Advantage LA, Orange Co. (HMO) | Kaiser Foundation Health Plan | 202 | Plan leaves this county |
Where CMS moves members
| 2026 plan | 2027 plan | Members |
|---|---|---|
| Kaiser Permanente Dual Complete South P1 (HMO D-SNP) | Kaiser Permanente Dual Complete South P6 (HMO D-SNP) | 5,649 |
| Alignment Health My Choice Select (HMO) | Alignment Health My Choice 001 (HMO) | 2,132 |
| Humana Gold Plus H5619-148 (HMO) | Humana Gold Plus H5619-191 (HMO) | 219 |
Who holds the members
- Kaiser Foundation Health Plan91,117
- SCAN Group62,469
- UnitedHealth38,134
- Alignment Healthcare USA19,948
- INLAND EMPIRE HEALTH PLAN18,945
- Humana12,695
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- Clever Care Breathe Select+ (HMO C-SNP)Clever Care Health Plan4.5
- Clever Care Breathe+ (HMO C-SNP)Clever Care Health Plan4.5
- Clever Care Longevity (HMO)Clever Care Health Plan4.5
- Clever Care Total Choice+ (HMO C-SNP)Clever Care Health Plan4.5
- Clever Care Total+ (HMO C-SNP)Clever Care Health Plan4.5
- Clever Care Value (HMO)Clever Care Health Plan4.5
- Kaiser Permanente Dual Complete South P6 (HMO D-SNP)Kaiser Foundation Health Plan4.5
- Kaiser Permanente Senior Advantage Inland Empire (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 88 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open Riverside 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.