Medicare Advantage in Lafourche, Louisiana
12,485 people in Lafourche, Louisiana were enrolled in Medicare Advantage in October 2026, 60.0% of 20,813 eligible beneficiaries (−0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 49% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,834 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 1,880 members here are in plans that terminate or leave the county. MA plans offered go from 26 to 28.
Parent organizations in Lafourche
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 6,104 | −222 | 49.0% |
| Humana Inc. | 4,548 | +678 | 36.5% |
| CVS Health Corporation | 1,101 | −163 | 8.8% |
| Louisiana Health Service & Indemnity Company | 516 | +69 | 4.1% |
| Centene Corporation | 121 | −6 | 1.0% |
| Elevance Health, Inc. | 62 | +18 | 0.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 4,140 beneficiaries in Lafourche were assigned to 22 Medicare Shared Savings Program ACOs, 65.0% 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.