Medicare Advantage in McCone County, Montana
31 people in McCone County, Montana were enrolled in Medicare Advantage in October 2026, 8.1% of 381 eligible beneficiaries (+0.1 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 100% of reported enrollment; 1 parent organizations have 11 or more members and the HHI is 10,000 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 12 members here are in plans that terminate or leave the county, and UnitedHealth Group, Inc. leaves.
Parent organizations in McCone County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 26 | +1 | 100.0% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 86 beneficiaries in McCone County were assigned to 6 Medicare Shared Savings Program ACOs, 31.6% of assignable Original Medicare beneficiaries. Together, roughly 37% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.