Medicare Advantage in Johnson County, Nebraska
269 people in Johnson County, Nebraska were enrolled in Medicare Advantage in October 2026, 29.6% of 910 eligible beneficiaries (+1.5 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 33% of reported enrollment; 4 parent organizations have 11 or more members and the HHI is 2,680 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 121 members here are in plans that terminate or leave the county, and Blue Cross Blue Shield of Nebraska, CVS Health Corporation leave. MA plans offered go from 24 to 9.
Parent organizations in Johnson County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 74 | −21 | 33.2% |
| Blue Cross Blue Shield of Nebraska | 67 | +24 | 30.0% |
| CVS Health Corporation | 42 | +1 | 18.8% |
| Medica Holding Company | 40 | +7 | 17.9% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 59 beneficiaries in Johnson County were assigned to 13 Medicare Shared Savings Program ACOs, 10.3% of assignable Original Medicare beneficiaries. Together, roughly 37% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.