Medicare Advantage in Manitowoc County, Wisconsin
14,632 people in Manitowoc County, Wisconsin were enrolled in Medicare Advantage in October 2026, 64.3% of 22,742 eligible beneficiaries (−0.04 pts since October 2025). Network Health, Inc. is the largest parent organization with 37% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 2,665 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 444 members here are in plans that terminate or leave the county. MA plans offered go from 35 to 33.
Parent organizations in Manitowoc County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Network Health, Inc. | 5,437 | +1,466 | 37.2% |
| UnitedHealth Group, Inc. | 4,263 | −1,037 | 29.2% |
| Humana Inc. | 2,835 | +852 | 19.4% |
| Elevance Health, Inc. | 722 | −844 | 4.9% |
| CVS Health Corporation | 482 | +37 | 3.3% |
| HealthPartners, Inc. | 435 | −39 | 3.0% |
| Centene Corporation | 408 | +149 | 2.8% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 15 | +1 | 0.1% |
| Molina Healthcare, Inc. | 12 | new | under 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, 3,682 beneficiaries in Manitowoc County were assigned to 41 Medicare Shared Savings Program ACOs, 65.6% 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.