Medicare Advantage in Chatham County, North Carolina
12,083 people in Chatham County, North Carolina were enrolled in Medicare Advantage in October 2026, 49.6% of 24,360 eligible beneficiaries (−0.3 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 32% of reported enrollment; 12 parent organizations have 11 or more members and the HHI is 2,290 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 68 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 47 to 38.
Parent organizations in Chatham County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 3,826 | +307 | 31.8% |
| Humana Inc. | 3,181 | −774 | 26.4% |
| CVS Health Corporation | 1,990 | +105 | 16.5% |
| CuraCor Solutions Corp. | 1,921 | +338 | 16.0% |
| Alignment Healthcare USA, LLC | 840 | +438 | 7.0% |
| Health Care Service Corporation | 59 | −21 | 0.5% |
| PIEDMONT HEALTH SERVICES, INC. | 46 | −6 | 0.4% |
| Centene Corporation | 44 | −33 | 0.4% |
| Elevance Health, Inc. | 40 | +6 | 0.3% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 34 | −2 | 0.3% |
| Risant Health, Inc. | 33 | new | 0.3% |
| Highmark Health | 14 | −1 | 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, 6,126 beneficiaries in Chatham County were assigned to 83 Medicare Shared Savings Program ACOs, 71.4% 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.