Medicare Advantage in Barron County, Wisconsin
7,230 people in Barron County, Wisconsin were enrolled in Medicare Advantage in October 2026, 51.7% of 13,997 eligible beneficiaries (−2.4 pts since October 2025). Sanford Health is the largest parent organization with 58% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 3,871 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 1,514 members here are in plans that terminate or leave the county. MA plans offered go from 16 to 15.
Parent organizations in Barron County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Sanford Health | 4,185 | +491 | 58.2% |
| Medica Holding Company | 1,298 | +245 | 18.0% |
| Elevance Health, Inc. | 671 | −840 | 9.3% |
| UnitedHealth Group, Inc. | 492 | −154 | 6.8% |
| Humana Inc. | 361 | +47 | 5.0% |
| CVS Health Corporation | 64 | 0 | 0.9% |
| Group Health Cooperative of Eau Claire | 63 | +38 | 0.9% |
| Network Health, Inc. | 39 | +26 | 0.5% |
| Aware Integrated, Inc. | 21 | new | 0.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,327 beneficiaries in Barron County were assigned to 30 Medicare Shared Savings Program ACOs, 27.9% of assignable Original Medicare beneficiaries. Together, roughly 65% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.