Medicare Advantage in Polk County, North Carolina
3,107 people in Polk County, North Carolina were enrolled in Medicare Advantage in October 2026, 42.1% of 7,375 eligible beneficiaries (+0.5 pts since October 2025). Humana Inc. is the largest parent organization with 33% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 2,384 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 138 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 41 to 35.
Parent organizations in Polk County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,016 | −38 | 33.1% |
| UnitedHealth Group, Inc. | 946 | −46 | 30.8% |
| CVS Health Corporation | 426 | −7 | 13.9% |
| CuraCor Solutions Corp. | 302 | +34 | 9.8% |
| Devoted Health, Inc. | 173 | +133 | 5.6% |
| Health Care Service Corporation | 101 | −4 | 3.3% |
| Centene Corporation | 72 | +16 | 2.3% |
| Elevance Health, Inc. | 18 | +1 | 0.6% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 15 | −1 | 0.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,125 beneficiaries in Polk County were assigned to 49 Medicare Shared Savings Program ACOs, 62.8% of assignable Original Medicare beneficiaries. Together, roughly 78% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.