Medicare Advantage in Kewaunee County, Wisconsin
3,835 people in Kewaunee County, Wisconsin were enrolled in Medicare Advantage in October 2026, 70.6% of 5,435 eligible beneficiaries (+0.4 pts since October 2025). Network Health, Inc. is the largest parent organization with 39% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 2,892 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 75 members here are in plans that terminate or leave the county. MA plans offered go from 38 to 32.
Parent organizations in Kewaunee County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Network Health, Inc. | 1,478 | +859 | 38.9% |
| UnitedHealth Group, Inc. | 1,151 | −729 | 30.3% |
| Humana Inc. | 796 | +318 | 20.9% |
| Elevance Health, Inc. | 132 | −267 | 3.5% |
| HealthPartners, Inc. | 122 | −81 | 3.2% |
| CVS Health Corporation | 94 | +8 | 2.5% |
| Centene Corporation | 31 | +13 | 0.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 887 beneficiaries in Kewaunee County were assigned to 16 Medicare Shared Savings Program ACOs, 73.2% of assignable Original Medicare beneficiaries. Together, roughly 92% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.