Medicare Advantage in Trumbull County, Ohio
34,209 people in Trumbull County, Ohio were enrolled in Medicare Advantage in October 2026, 62.8% of 54,434 eligible beneficiaries (−0.3 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 26% of reported enrollment; 18 parent organizations have 11 or more members and the HHI is 1,676 (moderately concentrated). HRSA classifies the county as partly rural. For 2027, 3,659 members here are in plans that terminate or leave the county. MA plans offered go from 69 to 63.
Parent organizations in Trumbull County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 8,989 | −1,545 | 26.3% |
| CVS Health Corporation | 7,300 | +1,118 | 21.4% |
| Elevance Health, Inc. | 5,705 | −2,124 | 16.7% |
| Humana Inc. | 3,226 | +598 | 9.5% |
| MEDICAL MUTUAL OF OHIO | 2,938 | +294 | 8.6% |
| Devoted Health, Inc. | 2,370 | +1,079 | 6.9% |
| CareSource | 1,729 | +571 | 5.1% |
| General Catalyst Group Management Holdings LP | 646 | +311 | 1.9% |
| Highmark Health | 479 | −16 | 1.4% |
| Health Care Service Corporation | 278 | −16 | 0.8% |
| Centene Corporation | 114 | −59 | 0.3% |
| The Schroer Group, Inc. | 98 | +41 | 0.3% |
| Perennial Consortium, LLC | 87 | +9 | 0.3% |
| Molina Healthcare, Inc. | 56 | new | 0.2% |
| One Senior Care, Inc. | 36 | 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, 8,498 beneficiaries in Trumbull County were assigned to 66 Medicare Shared Savings Program ACOs, 54.5% of assignable Original Medicare beneficiaries. Together, roughly 83% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.