Medicare Advantage in Herkimer County, New York
9,125 people in Herkimer County, New York were enrolled in Medicare Advantage in October 2026, 59.3% of 15,392 eligible beneficiaries (+0.01 pts since October 2025). Lifetime Healthcare, Inc. is the largest parent organization with 39% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 2,403 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 5,197 members here are in plans that terminate or leave the county. MA plans offered go from 22 to 19.
Parent organizations in Herkimer County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Lifetime Healthcare, Inc. | 3,529 | −495 | 38.8% |
| Centene Corporation | 1,631 | −85 | 18.0% |
| Humana Inc. | 1,624 | +942 | 17.9% |
| CVS Health Corporation | 1,218 | +148 | 13.4% |
| UnitedHealth Group, Inc. | 691 | −487 | 7.6% |
| MVP Health Care, Inc. | 349 | +78 | 3.8% |
| Elevance Health, Inc. | 43 | +2 | 0.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,184 beneficiaries in Herkimer County were assigned to 46 Medicare Shared Savings Program ACOs, 45.6% of assignable Original Medicare beneficiaries. Together, roughly 78% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.