Medicare Advantage in Forest County, Wisconsin
1,573 people in Forest County, Wisconsin were enrolled in Medicare Advantage in October 2026, 52.6% of 2,989 eligible beneficiaries (+0.1 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 36% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 2,432 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 200 members here are in plans that terminate or leave the county, and Aspirus, Inc. leaves. MA plans offered go from 36 to 33.
Parent organizations in Forest County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 561 | −66 | 36.2% |
| Humana Inc. | 372 | +129 | 24.0% |
| Sanford Health | 326 | −4 | 21.0% |
| Elevance Health, Inc. | 103 | −116 | 6.6% |
| CVS Health Corporation | 93 | +18 | 6.0% |
| Network Health, Inc. | 62 | new | 4.0% |
| Aspirus, Inc. | 32 | +12 | 2.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 99 beneficiaries in Forest County were assigned to 21 Medicare Shared Savings Program ACOs, 9.9% of assignable Original Medicare beneficiaries. Together, roughly 57% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.