Medicare Advantage Star Ratings in California (2027)
50 Medicare Advantage contracts have members in California in CMS county enrollment files (October 2026). Of the 35 with a 2027 overall rating, 13 earned 4 stars or more, the level that brings the quality bonus. Calculated
Contracts with members in California
| Contract | Plan | 2027 stars | 2026 stars | Members in CA |
|---|---|---|---|---|
| H0524 | Kaiser Permanente | 4.5 | 4.5 | 1,384,792 |
| H5425 | SCAN Health Plan | 4.0 | 4.0 | 407,377 |
| H0543 | UnitedHealthcare | 3.0 | 4.0 | 243,320 |
| H3815 | Alignment Health Plan | 3.5 | 4.0 | 225,263 |
| H8794 | Kaiser Permanente | 4.5 | 4.0 | 145,925 |
| H5619 | Humana | 4.0 | 3.0 | 108,362 |
| H4471 | Anthem Blue Cross | 3.0 | 3.0 | 104,311 |
| H0504 | Blue Shield of California | 4.0 | 4.0 | 54,462 |
| H1993 | Astiva Health | 4.0 | 3.5 | 54,178 |
| H7607 | Clever Care Health Plan | 4.5 | 3.5 | 53,392 |
| H5496 | Imperial Health Plan of California, Inc. | 4.0 | 3.5 | 53,308 |
| H3561 | Wellcare | 3.5 | 3.5 | 45,075 |
| H0544 | Anthem Blue Cross | 3.5 | 3.0 | 44,151 |
| H4161 | Anthem Blue Cross Partnership Plan | 3.0 | 3.0 | 39,256 |
| H8894 | IEHP DualChoice | 3.5 | 3.0 | 38,252 |
| H5525 | Humana | 4.0 | 3.5 | 31,213 |
| H1224 | L.A. Care Health Plan | 3.5 | 3.0 | 30,429 |
| H3038 | Molina Healthcare of California | 3.0 | 3.0 | 28,410 |
| H0976 | SCAN Health Plan | 4.0 | 4.0 | 27,774 |
| H0562 | Wellcare | 3.5 | 3.5 | 21,780 |
| H5433 | CalOptima Health OneCare | 3.5 | 3.0 | 19,112 |
| H2819 | Blue Shield of California | 4.0 | 3.5 | 14,744 |
| H4045 | Santa Clara Family Health Plan | 3.0 | 3.5 | 11,748 |
| H4647 | UCLA Health Medicare Advantage Plan | 3.5 | – | 11,621 |
| H0523 | Aetna Medicare | 3.0 | 3.0 | 11,092 |
| H4733 | Community Health Group | 2.5 | 3.5 | 10,163 |
| H6170 | Champion Heath Plan | – | – | 10,162 |
| H5087 | Wellcare | 3.5 | 3.5 | 9,671 |
| H8764 | Aspire Health | 3.5 | 3.0 | 8,286 |
| H4982 | Aetna Medicare | 2.5 | 3.0 | 7,974 |
| H6019 | HEALTH PLAN OF SAN MATEO | 3.0 | 3.0 | 7,947 |
| H5928 | Blue Shield of California | 3.5 | 3.5 | 7,551 |
| H0571 | CCHP (Chinese Community Health Plan) | 3.0 | 3.0 | 5,723 |
| H0294 | UnitedHealthcare | 3.0 | 3.5 | 4,572 |
| H8832 | Alignment Health Plan | 4.0 | – | 3,724 |
| H4961 | Alignment Health Plan | 4.5 | 4.0 | 3,712 |
| H4057 | Kern Family Health Care Medicare (D-SNP) | – | – | 1,427 |
| H8051 | San Francisco Health Plan | – | – | 1,399 |
| H5692 | Central California Alliance for Health | – | – | 1,159 |
| H7620 | CenCal CareConnect | – | – | 851 |
| H9623 | Gold Coast Health Plan | – | – | 747 |
| H3274 | Align Senior Care | – | – | 695 |
| H5943 | VillageHealth | – | – | 652 |
| H5119 | Contra Costa Health Care Plus (HMO D-SNP) | – | – | 623 |
| H6248 | Community Health Group | – | – | 621 |
| H5852 | AHF | – | 4.0 | 583 |
| H1671 | Community Health Plan of Imperial Valley | – | – | 511 |
| H5734 | Health Plan of San Joaquin / Mountain Valley Healt | – | – | 386 |
| H2035 | Alameda Alliance for Health | – | – | 312 |
| H6368 | Elite Health Plan, Inc. | – | – | 22 |
Members in California: 3,298,820 across these contracts Calculated. Counties CMS suppresses for small counts are not included.
Sources: CMS 2027 and 2026 Star Ratings data tables (CMS Part C and D performance data); CMS monthly enrollment by contract and county (October 2026). Sourced: CMS marks figures taken from CMS. Calculated marks figures Carelytics added up or compared. Built 2026-10-25.