Medicare Advantage in Jackson County, Colorado
88 people in Jackson County, Colorado were enrolled in Medicare Advantage in October 2026, 25.4% of 347 eligible beneficiaries (−0.6 pts since October 2025). Humana Inc. is the largest parent organization with 70% of reported enrollment; 2 parent organizations have 11 or more members and the HHI is 5,766 (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 17 to 8.
Parent organizations in Jackson County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 48 | +13 | 69.6% |
| UnitedHealth Group, Inc. | 21 | +2 | 30.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 52 beneficiaries in Jackson County were assigned to 9 Medicare Shared Savings Program ACOs, 26.7% of assignable Original Medicare beneficiaries. Together, roughly 45% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.