Medicare Advantage in Mille Lacs County, Minnesota
4,497 people in Mille Lacs County, Minnesota were enrolled in Medicare Advantage in October 2026, 63.7% of 7,065 eligible beneficiaries (−3.9 pts since October 2025). Medica Holding Company is the largest parent organization with 44% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 3,412 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 885 members here are in plans that terminate or leave the county, and Allina Health and Aetna Insurance Holding Company, Humana Inc. leave. MA plans offered go from 22 to 13.
Parent organizations in Mille Lacs County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Medica Holding Company | 1,982 | +1,297 | 44.2% |
| Aware Integrated, Inc. | 1,592 | +241 | 35.5% |
| Allina Health and Aetna Insurance Holding Company | 596 | +390 | 13.3% |
| Humana Inc. | 174 | +46 | 3.9% |
| UnitedHealth Group, Inc. | 103 | −400 | 2.3% |
| CVS Health Corporation | 20 | +1 | 0.4% |
| HealthPartners, Inc. | 17 | −120 | 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, 197 beneficiaries in Mille Lacs County were assigned to 18 Medicare Shared Savings Program ACOs, 15.7% 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.