Medicare Advantage in Hancock County, Iowa
498 people in Hancock County, Iowa were enrolled in Medicare Advantage in October 2026, 18.1% of 2,750 eligible beneficiaries (−1.7 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 23% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 1,650 (moderately concentrated). HRSA classifies the county as fully rural. For 2027, 85 members here are in plans that terminate or leave the county, and Blue Cross Blue Shield of Michigan Mutual Ins. Co. leaves. MA plans offered go from 23 to 22.
Parent organizations in Hancock County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 109 | −139 | 22.9% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 87 | +4 | 18.2% |
| Trinity Health Corporation | 79 | +36 | 16.6% |
| CVS Health Corporation | 78 | +39 | 16.4% |
| Medical Associates Clinic, P.C. | 57 | −6 | 11.9% |
| Centene Corporation | 45 | new | 9.4% |
| Humana Inc. | 22 | −5 | 4.6% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,023 beneficiaries in Hancock County were assigned to 18 Medicare Shared Savings Program ACOs, 60.3% of assignable Original Medicare beneficiaries. Together, roughly 68% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.