Medicare Advantage in Washington County, Pennsylvania
39,234 people in Washington County, Pennsylvania were enrolled in Medicare Advantage in October 2026, 67.4% of 58,188 eligible beneficiaries (−0.2 pts since October 2025). Highmark Health is the largest parent organization with 34% of reported enrollment; 13 parent organizations have 11 or more members and the HHI is 2,581 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 1,626 members here are in plans that terminate or leave the county. MA plans offered go from 63 to 59.
Parent organizations in Washington County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Highmark Health | 13,405 | +157 | 34.2% |
| CVS Health Corporation | 11,031 | +144 | 28.2% |
| UPMC Health System | 9,281 | +291 | 23.7% |
| UnitedHealth Group, Inc. | 2,466 | −153 | 6.3% |
| Humana Inc. | 1,260 | +186 | 3.2% |
| UMWA Health and Retirement Funds | 815 | −44 | 2.1% |
| SeniorLife Washington, Inc. | 206 | −4 | 0.5% |
| Elevance Health, Inc. | 187 | +19 | 0.5% |
| Centene Corporation | 182 | −27 | 0.5% |
| Health Care Service Corporation | 159 | +18 | 0.4% |
| Devoted Health, Inc. | 88 | new | 0.2% |
| Independence Health Group, Inc. | 75 | −21 | 0.2% |
| Perennial Consortium, LLC | 15 | new | 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, 7,080 beneficiaries in Washington County were assigned to 66 Medicare Shared Savings Program ACOs, 56.8% of assignable Original Medicare beneficiaries. Together, roughly 86% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.