Medicare Advantage in Cole County, Missouri
9,709 people in Cole County, Missouri were enrolled in Medicare Advantage in October 2026, 56.1% of 17,310 eligible beneficiaries (−0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 72% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 5,484 (highly concentrated). For 2027, 1,086 members here are in plans that terminate or leave the county. MA plans offered go from 23 to 22.
Parent organizations in Cole County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 6,960 | −332 | 71.8% |
| Humana Inc. | 1,430 | +807 | 14.8% |
| CVS Health Corporation | 978 | +150 | 10.1% |
| Centene Corporation | 155 | +78 | 1.6% |
| Elevance Health, Inc. | 94 | −575 | 1.0% |
| Mitchell Family Office | 45 | +6 | 0.5% |
| Rifkin Managed Care Holding, LLC | 16 | new | 0.2% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 11 | 0 | 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,609 beneficiaries in Cole County were assigned to 42 Medicare Shared Savings Program ACOs, 46.6% of assignable Original Medicare beneficiaries. Together, roughly 77% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.