Medicare Advantage in Ida County, Iowa
374 people in Ida County, Iowa were enrolled in Medicare Advantage in October 2026, 21.1% of 1,770 eligible beneficiaries (−1.3 pts since October 2025). CVS Health Corporation is the largest parent organization with 49% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,038 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 57 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 15 to 12.
Parent organizations in Ida County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| CVS Health Corporation | 175 | +21 | 48.7% |
| Humana Inc. | 67 | +16 | 18.7% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 43 | +5 | 12.0% |
| UnitedHealth Group, Inc. | 40 | −60 | 11.1% |
| Centene Corporation | 19 | +5 | 5.3% |
| Mitchell Family Office | 15 | +3 | 4.2% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 170 beneficiaries in Ida County were assigned to 17 Medicare Shared Savings Program ACOs, 14.8% of assignable Original Medicare beneficiaries. Together, roughly 33% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.