Medicare Advantage in Juneau County, Wisconsin
3,024 people in Juneau County, Wisconsin were enrolled in Medicare Advantage in October 2026, 40.3% of 7,503 eligible beneficiaries (−4.3 pts since October 2025). Humana Inc. is the largest parent organization with 30% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 2,271 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 468 members here are in plans that terminate or leave the county, and Aspirus, Inc. leaves. MA plans offered go from 18 to 15.
Parent organizations in Juneau County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 897 | +494 | 29.9% |
| Sanford Health | 777 | +287 | 25.9% |
| UnitedHealth Group, Inc. | 657 | −205 | 21.9% |
| Elevance Health, Inc. | 431 | −542 | 14.4% |
| Aspirus, Inc. | 98 | +87 | 3.3% |
| CVS Health Corporation | 49 | +13 | 1.6% |
| Group Health Cooperative of Eau Claire | 37 | new | 1.2% |
| Health Care Service Corporation | 19 | −2 | 0.6% |
| Molina Healthcare, Inc. | 19 | new | 0.6% |
| Network Health, Inc. | 13 | 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, 950 beneficiaries in Juneau County were assigned to 25 Medicare Shared Savings Program ACOs, 30.1% of assignable Original Medicare beneficiaries. Together, roughly 58% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.