Medicare Advantage in Allegheny County, Pennsylvania
195,485 people in Allegheny County, Pennsylvania were enrolled in Medicare Advantage in October 2026, 68.8% of 284,325 eligible beneficiaries (−0.4 pts since October 2025). UPMC Health System is the largest parent organization with 34% of reported enrollment; 17 parent organizations have 11 or more members and the HHI is 2,668 (highly concentrated). For 2027, 231 members here are in plans that terminate or leave the county. MA plans offered go from 63 to 60.
Parent organizations in Allegheny County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UPMC Health System | 65,919 | −296 | 33.8% |
| Highmark Health | 59,095 | +4,567 | 30.3% |
| CVS Health Corporation | 45,588 | −1,467 | 23.4% |
| UnitedHealth Group, Inc. | 14,855 | −2,524 | 7.6% |
| Humana Inc. | 5,252 | +640 | 2.7% |
| Health Care Service Corporation | 1,424 | +203 | 0.7% |
| Centene Corporation | 819 | −280 | 0.4% |
| Living Independence for the Elderly Pittsburgh Inc | 564 | +34 | 0.3% |
| Devoted Health, Inc. | 564 | new | 0.3% |
| Independence Health Group, Inc. | 521 | −165 | 0.3% |
| Elevance Health, Inc. | 352 | −6 | 0.2% |
| UMWA Health and Retirement Funds | 119 | −5 | under 0.1% |
| Mitchell Family Office | 48 | new | under 0.1% |
| Perennial Consortium, LLC | 47 | new | under 0.1% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 43 | −1 | 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, 22,971 beneficiaries in Allegheny County were assigned to 191 Medicare Shared Savings Program ACOs, 41.3% of assignable Original Medicare beneficiaries. Together, roughly 82% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.