Medicare Advantage in Park County, Wyoming
891 people in Park County, Wyoming were enrolled in Medicare Advantage in October 2026, 9.4% of 9,465 eligible beneficiaries (−5.7 pts since October 2025). Humana Inc. is the largest parent organization with 41% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 2,962 (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 7 to 7.
Parent organizations in Park County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 341 | +236 | 40.9% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 251 | new | 30.1% |
| UnitedHealth Group, Inc. | 125 | −1,007 | 15.0% |
| CVS Health Corporation | 102 | −1 | 12.2% |
| Elevance Health, Inc. | 14 | +1 | 1.7% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,701 beneficiaries in Park County were assigned to 52 Medicare Shared Savings Program ACOs, 45.0% of assignable Original Medicare beneficiaries. Together, roughly 50% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.