Medicare Advantage in Catahoula, Louisiana
1,146 people in Catahoula, Louisiana were enrolled in Medicare Advantage in October 2026, 47.1% of 2,431 eligible beneficiaries (−0.1 pts since October 2025). Humana Inc. is the largest parent organization with 34% of reported enrollment; 5 parent organizations have 11 or more members and the HHI is 2,800 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 252 members here are in plans that terminate or leave the county. MA plans offered go from 22 to 19.
Parent organizations in Catahoula
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 380 | +21 | 34.0% |
| Louisiana Health Service & Indemnity Company | 337 | +36 | 30.2% |
| UnitedHealth Group, Inc. | 287 | −21 | 25.7% |
| CVS Health Corporation | 93 | −42 | 8.3% |
| Elevance Health, Inc. | 20 | +5 | 1.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 499 beneficiaries in Catahoula were assigned to 15 Medicare Shared Savings Program ACOs, 48.7% of assignable Original Medicare beneficiaries. Together, roughly 73% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.