Medicare Advantage in Monroe County, New York
136,230 people in Monroe County, New York were enrolled in Medicare Advantage in October 2026, 77.2% of 176,498 eligible beneficiaries (−0.6 pts since October 2025). Lifetime Healthcare, Inc. is the largest parent organization with 58% of reported enrollment; 14 parent organizations have 11 or more members and the HHI is 3,801 (highly concentrated). For 2027, 12,131 members here are in plans that terminate or leave the county, and Humana Inc. leaves. MA plans offered go from 19 to 13.
Parent organizations in Monroe County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Lifetime Healthcare, Inc. | 79,431 | +12,080 | 58.4% |
| UnitedHealth Group, Inc. | 19,011 | −13,030 | 14.0% |
| CVS Health Corporation | 11,406 | +2,383 | 8.4% |
| MVP Health Care, Inc. | 10,874 | −6,361 | 8.0% |
| Humana Inc. | 9,406 | +6,869 | 6.9% |
| Centene Corporation | 4,079 | −1,284 | 3.0% |
| Rochester Regional Health | 695 | +39 | 0.5% |
| Visiting Nurse Service of New York | 380 | +356 | 0.3% |
| Elderplan, Inc. | 359 | +98 | 0.3% |
| Elevance Health, Inc. | 154 | −10 | 0.1% |
| Highmark Health | 64 | −6 | under 0.1% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 41 | +1 | under 0.1% |
| VISITING NURSE ASSOCIATION OF CENTRAL NEW YORK | 26 | +7 | under 0.1% |
| Independent Health Association, Inc. | 15 | −2 | under 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 8,106 beneficiaries in Monroe County were assigned to 135 Medicare Shared Savings Program ACOs, 34.8% of assignable Original Medicare beneficiaries. Together, roughly 85% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.