Medicare Advantage in Erie County, Ohio
10,736 people in Erie County, Ohio were enrolled in Medicare Advantage in October 2026, 51.3% of 20,923 eligible beneficiaries (+0.4 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 30% of reported enrollment; 14 parent organizations have 11 or more members and the HHI is 1,823 (highly concentrated). For 2027, 1,162 members here are in plans that terminate or leave the county. MA plans offered go from 55 to 49.
Parent organizations in Erie County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 3,216 | −80 | 30.1% |
| CVS Health Corporation | 2,101 | +110 | 19.6% |
| Humana Inc. | 1,481 | +87 | 13.8% |
| Devoted Health, Inc. | 1,313 | +560 | 12.3% |
| Elevance Health, Inc. | 1,242 | −487 | 11.6% |
| MEDICAL MUTUAL OF OHIO | 769 | −146 | 7.2% |
| CareSource | 154 | +103 | 1.4% |
| General Catalyst Group Management Holdings LP | 152 | +38 | 1.4% |
| Centene Corporation | 87 | −47 | 0.8% |
| Highmark Health | 67 | new | 0.6% |
| Perennial Consortium, LLC | 66 | +39 | 0.6% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 20 | −2 | 0.2% |
| Molina Healthcare, Inc. | 19 | new | 0.2% |
| The Schroer Group, Inc. | 14 | new | 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, 3,785 beneficiaries in Erie County were assigned to 53 Medicare Shared Savings Program ACOs, 44.9% of assignable Original Medicare beneficiaries. Together, roughly 73% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.