Medicare Advantage in Stark County, Ohio
65,226 people in Stark County, Ohio were enrolled in Medicare Advantage in October 2026, 69.0% of 94,546 eligible beneficiaries (−0.6 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 21% of reported enrollment; 19 parent organizations have 11 or more members and the HHI is 1,347 (moderately concentrated). HRSA classifies the county as partly rural. For 2027, 6,316 members here are in plans that terminate or leave the county. MA plans offered go from 72 to 66.
Parent organizations in Stark County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 13,762 | −2,088 | 21.1% |
| CVS Health Corporation | 12,196 | +1,126 | 18.7% |
| Aultman Health Foundation | 9,118 | −107 | 14.0% |
| Elevance Health, Inc. | 7,210 | −1,762 | 11.1% |
| Humana Inc. | 5,719 | −114 | 8.8% |
| General Catalyst Group Management Holdings LP | 5,513 | +1,485 | 8.5% |
| MEDICAL MUTUAL OF OHIO | 4,926 | +316 | 7.6% |
| CareSource | 2,510 | +791 | 3.9% |
| Devoted Health, Inc. | 1,570 | +607 | 2.4% |
| Highmark Health | 1,010 | +703 | 1.6% |
| The Health Plan of West Virginia, Inc. | 663 | +11 | 1.0% |
| Health Care Service Corporation | 313 | +30 | 0.5% |
| Centene Corporation | 243 | −176 | 0.4% |
| The Schroer Group, Inc. | 168 | +17 | 0.3% |
| SNP Holdings, LLC | 73 | +6 | 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, 10,508 beneficiaries in Stark County were assigned to 86 Medicare Shared Savings Program ACOs, 49.9% of assignable Original Medicare beneficiaries. Together, roughly 84% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.