Medicare Advantage Star Ratings in Massachusetts (2027)
27 Medicare Advantage contracts have members in Massachusetts in CMS county enrollment files (October 2026). Of the 20 with a 2027 overall rating, 11 earned 4 stars or more, the level that brings the quality bonus. Calculated
Contracts with members in Massachusetts
| Contract | Plan | 2027 stars | 2026 stars | Members in MA |
|---|---|---|---|---|
| H2256 | Tufts Health Plan | 4.0 | 4.0 | 99,983 |
| H2230 | Blue Cross Blue Shield of Massachusetts | 4.0 | 4.5 | 44,532 |
| H5253 | UnitedHealthcare | 4.0 | 4.0 | 42,349 |
| H2261 | Blue Cross Blue Shield of Massachusetts | 4.5 | 4.5 | 42,334 |
| H5521 | Aetna Medicare | 4.0 | 4.5 | 42,124 |
| H1486 | Commonwealth Care Alliance, Inc. | – | – | 25,606 |
| H2226 | UnitedHealthcare | 3.5 | 4.0 | 24,265 |
| H8768 | UnitedHealthcare | 4.0 | 3.5 | 22,977 |
| H2225 | Commonwealth Care Alliance Massachusetts | 4.5 | 4.0 | 19,125 |
| H8330 | Tufts Health Plan | 3.5 | 3.5 | 15,824 |
| H9001 | Fallon Health | 4.0 | 4.0 | 11,738 |
| H5793 | Aetna Medicare | 3.0 | 3.5 | 11,135 |
| H2224 | Molina Healthcare of Massachusetts | 4.5 | 4.5 | 10,350 |
| H8928 | Fallon Health | 3.5 | 4.0 | 10,135 |
| H8578 | Health New England Medicare Advantage Plans | 3.0 | 3.0 | 9,940 |
| H5216 | Humana | 4.0 | 3.5 | 8,978 |
| H5314 | Tufts Health Plan | – | – | 6,668 |
| H2694 | eternalHealth | 2.5 | – | 6,057 |
| H4610 | UnitedHealthcare | – | – | 4,107 |
| H2737 | Health New England Medicare Advantage Plans | 3.0 | 2.5 | 3,237 |
| H6847 | Mass General Brigham Health Plan | 3.5 | 3.5 | 2,092 |
| H9907 | Tufts Health Plan | 3.5 | 4.0 | 2,034 |
| H1280 | eternalHealth | – | – | 1,606 |
| H7617 | Humana | 4.5 | 4.5 | 758 |
| H1611 | Mass General Brigham Health Plan | – | – | 532 |
| H0777 | Mass General Brigham Health Plan | – | – | 499 |
| H4371 | Molina Healthcare of Massachusetts | – | – | 104 |
Members in Massachusetts: 469,089 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.