Medicare Advantage in La Porte County, Indiana
11,623 people in La Porte County, Indiana were enrolled in Medicare Advantage in October 2026, 45.0% of 25,802 eligible beneficiaries (+0.6 pts since October 2025). Humana Inc. is the largest parent organization with 31% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 2,293 (highly concentrated). For 2027, 1,646 members here are in plans that terminate or leave the county. MA plans offered go from 38 to 30.
Parent organizations in La Porte County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 3,625 | +373 | 31.3% |
| Elevance Health, Inc. | 3,145 | −449 | 27.2% |
| UnitedHealth Group, Inc. | 2,340 | −799 | 20.2% |
| Devoted Health, Inc. | 1,157 | +1,027 | 10.0% |
| CVS Health Corporation | 927 | +72 | 8.0% |
| Centene Corporation | 175 | +60 | 1.5% |
| Rifkin Managed Care Holding, LLC | 64 | new | 0.6% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 62 | −2 | 0.5% |
| Franciscan Alliance, Inc. | 56 | +14 | 0.5% |
| Health Care Service Corporation | 29 | +5 | 0.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 8,077 beneficiaries in La Porte County were assigned to 63 Medicare Shared Savings Program ACOs, 72.3% of assignable Original Medicare beneficiaries. Together, roughly 85% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.