Medicare Advantage in Lake County, Minnesota
2,237 people in Lake County, Minnesota were enrolled in Medicare Advantage in October 2026, 65.5% of 3,416 eligible beneficiaries (−3.2 pts since October 2025). Medica Holding Company is the largest parent organization with 51% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 3,633 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 417 members here are in plans that terminate or leave the county, and Humana Inc., UnitedHealth Group, Inc. leave. MA plans offered go from 23 to 13.
Parent organizations in Lake County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Medica Holding Company | 1,134 | +958 | 51.0% |
| Aware Integrated, Inc. | 646 | −519 | 29.1% |
| Humana Inc. | 239 | +39 | 10.8% |
| UnitedHealth Group, Inc. | 186 | +47 | 8.4% |
| CVS Health Corporation | 18 | −2 | 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, 682 beneficiaries in Lake County were assigned to 16 Medicare Shared Savings Program ACOs, 84.7% of assignable Original Medicare beneficiaries. Together, roughly 95% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.