Medicare Advantage in Clermont County, Ohio
28,771 people in Clermont County, Ohio were enrolled in Medicare Advantage in October 2026, 59.0% of 48,739 eligible beneficiaries (−0.5 pts since October 2025). Humana Inc. is the largest parent organization with 25% of reported enrollment; 14 parent organizations have 11 or more members and the HHI is 1,805 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 2,051 members here are in plans that terminate or leave the county. MA plans offered go from 65 to 57.
Parent organizations in Clermont County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 7,234 | +1,606 | 25.2% |
| UnitedHealth Group, Inc. | 6,118 | −672 | 21.3% |
| CVS Health Corporation | 5,198 | +548 | 18.1% |
| Elevance Health, Inc. | 5,169 | −1,866 | 18.0% |
| Health Care Service Corporation | 1,693 | +1,299 | 5.9% |
| Trinity Health Corporation | 1,069 | +306 | 3.7% |
| Devoted Health, Inc. | 590 | +253 | 2.1% |
| MEDICAL MUTUAL OF OHIO | 565 | −965 | 2.0% |
| Molina Healthcare, Inc. | 564 | −6 | 2.0% |
| CareSource | 236 | +175 | 0.8% |
| Centene Corporation | 176 | −73 | 0.6% |
| Perennial Consortium, LLC | 30 | +12 | 0.1% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 26 | −2 | under 0.1% |
| The Schroer Group, Inc. | 23 | +10 | 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, 3,520 beneficiaries in Clermont County were assigned to 60 Medicare Shared Savings Program ACOs, 26.0% of assignable Original Medicare beneficiaries. Together, roughly 70% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.