Medicare Advantage in Clay County, Nebraska
408 people in Clay County, Nebraska were enrolled in Medicare Advantage in October 2026, 25.5% of 1,601 eligible beneficiaries (+0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 34% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 2,538 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 222 members here are in plans that terminate or leave the county. MA plans offered go from 22 to 15.
Parent organizations in Clay County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 128 | −13 | 33.8% |
| Blue Cross Blue Shield of Nebraska | 106 | +10 | 28.0% |
| Medica Holding Company | 71 | −2 | 18.7% |
| CVS Health Corporation | 60 | 0 | 15.8% |
| Centene Corporation | 14 | new | 3.7% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 422 beneficiaries in Clay County were assigned to 11 Medicare Shared Savings Program ACOs, 43.9% of assignable Original Medicare beneficiaries. Together, roughly 58% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.