Medicare Advantage in Rusk County, Wisconsin
2,629 people in Rusk County, Wisconsin were enrolled in Medicare Advantage in October 2026, 56.5% of 4,657 eligible beneficiaries (−1.4 pts since October 2025). Sanford Health is the largest parent organization with 70% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 5,102 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 741 members here are in plans that terminate or leave the county, and Medica Holding Company leaves. MA plans offered go from 19 to 13.
Parent organizations in Rusk County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Sanford Health | 1,812 | +159 | 69.7% |
| Elevance Health, Inc. | 281 | −275 | 10.8% |
| Humana Inc. | 194 | +82 | 7.5% |
| UnitedHealth Group, Inc. | 194 | −67 | 7.5% |
| Medica Holding Company | 91 | +78 | 3.5% |
| CVS Health Corporation | 16 | 0 | 0.6% |
| Group Health Cooperative of Eau Claire | 11 | new | 0.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 414 beneficiaries in Rusk County were assigned to 11 Medicare Shared Savings Program ACOs, 28.7% of assignable Original Medicare beneficiaries. Together, roughly 69% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.