Medicare Advantage in Boone County, Nebraska
519 people in Boone County, Nebraska were enrolled in Medicare Advantage in October 2026, 35.1% of 1,479 eligible beneficiaries (−0.5 pts since October 2025). Medica Holding Company is the largest parent organization with 43% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 3,523 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 390 members here are in plans that terminate or leave the county, and Blue Cross Blue Shield of Nebraska leaves. MA plans offered go from 24 to 16.
Parent organizations in Boone County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Medica Holding Company | 207 | −102 | 43.4% |
| Blue Cross Blue Shield of Nebraska | 184 | +100 | 38.6% |
| UnitedHealth Group, Inc. | 54 | −13 | 11.3% |
| Sanford Health | 19 | +2 | 4.0% |
| CVS Health Corporation | 13 | −3 | 2.7% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 532 beneficiaries in Boone County were assigned to 9 Medicare Shared Savings Program ACOs, 66.3% 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.