Medicare Advantage in Niobrara County, Wyoming
83 people in Niobrara County, Wyoming were enrolled in Medicare Advantage in October 2026, 12.4% of 667 eligible beneficiaries (−14.1 pts since October 2025). Blue Cross Blue Shield of Michigan Mutual Ins. Co. 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, 0 members here are in plans that terminate or leave the county. MA plans offered go from 3 to 3.
Parent organizations in Niobrara County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 69 | new | 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, 9 beneficiaries in Niobrara County were assigned to 4 Medicare Shared Savings Program ACOs, 2.2% of assignable Original Medicare beneficiaries. Together, roughly 14% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.