Medicare Advantage in Kosciusko County, Indiana
11,177 people in Kosciusko County, Indiana were enrolled in Medicare Advantage in October 2026, 61.6% of 18,143 eligible beneficiaries (−0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 52% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 3,849 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 33 to 34.
Parent organizations in Kosciusko County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 5,764 | +278 | 51.7% |
| Humana Inc. | 3,592 | +1,193 | 32.2% |
| Elevance Health, Inc. | 1,262 | −1,057 | 11.3% |
| CVS Health Corporation | 208 | −176 | 1.9% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 184 | −24 | 1.7% |
| Rifkin Managed Care Holding, LLC | 69 | new | 0.6% |
| Centene Corporation | 66 | +31 | 0.6% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 3,139 beneficiaries in Kosciusko County were assigned to 51 Medicare Shared Savings Program ACOs, 62.7% of assignable Original Medicare beneficiaries. Together, roughly 86% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.