Medicare Advantage in Pottawattamie County, Iowa
10,111 people in Pottawattamie County, Iowa were enrolled in Medicare Advantage in October 2026, 45.8% of 22,094 eligible beneficiaries (−0.3 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 44% of reported enrollment; 11 parent organizations have 11 or more members and the HHI is 2,756 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 691 members here are in plans that terminate or leave the county, and Blue Cross Blue Shield of Michigan Mutual Ins. Co., Medica Holding Company, Molina Healthcare, Inc. leave. MA plans offered go from 25 to 21.
Parent organizations in Pottawattamie County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 4,443 | −1,032 | 44.1% |
| CVS Health Corporation | 2,119 | +217 | 21.0% |
| Humana Inc. | 1,664 | +230 | 16.5% |
| Centene Corporation | 860 | +517 | 8.5% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 262 | −43 | 2.6% |
| Devoted Health, Inc. | 239 | new | 2.4% |
| Immanuel | 221 | +15 | 2.2% |
| Medica Holding Company | 152 | +23 | 1.5% |
| Elevance Health, Inc. | 69 | −33 | 0.7% |
| Molina Healthcare, Inc. | 25 | new | 0.2% |
| Mitchell Family Office | 15 | −12 | 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, 6,805 beneficiaries in Pottawattamie County were assigned to 49 Medicare Shared Savings Program ACOs, 77.0% of assignable Original Medicare beneficiaries. Together, roughly 88% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.