MA Enrollment Explorer / Parent organizations / Healthfirst, Inc.
Healthfirst, Inc.: Medicare Advantage enrollment and market share
Healthfirst, Inc. had 374,633 Medicare Advantage members in October 2026, #13 nationally with 1.0% of all MA enrollment. It gained 11,954 members (+3.3%) since October 2025, and has enrollment in 5 states and 23 counties with 11 or more members, leading the market in 4 of them. In the 2026 Annual Election Period (December to February) it gained 5,053 members (+1.4%). For 2027, 0 of its members are in plans that terminate and 72 in plans leaving their county, and it leaves 5 counties entirely.
375KMA members, October 2026
+3.3%change since October 2025 (+11,954)
1.0%national MA share, rank 13
4contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| New York | 373,773 | 17.1% |
| New Jersey | 83 | 0.0% |
| Florida | 46 | 0.0% |
| Connecticut | 37 | 0.0% |
| Pennsylvania | 15 | 0.0% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Queens County, NY | 93,848 | +4,502 | 36.1% |
| Kings County, NY | 86,212 | +996 | 35.9% |
| Bronx County, NY | 85,702 | +1,227 | 50.8% |
| New York County, NY | 61,435 | +794 | 43.5% |
| Nassau County, NY | 20,671 | +2,664 | 20.2% |
| Westchester County, NY | 10,654 | +963 | 13.6% |
| Richmond County, NY | 8,953 | +495 | 18.9% |
| Suffolk County, NY | 3,611 | −243 | 3.6% |
| Orange County, NY | 1,372 | +321 | 4.9% |
| Rockland County, NY | 1,050 | +166 | 5.3% |
| Sullivan County, NY | 254 | +73 | 3.6% |
| Bergen County, NJ | 20 | −7 | 0.0% |
| New Haven County, CT | 20 | new | 0.0% |
| Essex County, NJ | 19 | +4 | 0.0% |
| Broward County, FL | 18 | new | 0.0% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H3359 Healthfirst Medicare Plan | HMO/HMOPOS | 267,843 | 318,889 | 359,161 |
| H5989 Healthfirst Medicare Plan | HMO/HMOPOS | 31,658 | 34,455 | 12,891 |
| H1722 Healthfirst Medicare Plan | HMO/HMOPOS | 1,578 | 2,290 | 1,927 |
| H9678 Healthfirst Medicare Plan | Local PPO | 2,926 | 7,045 | 654 |
Star ratings for these contracts are in the MA Quality Dashboard.