MA Enrollment Explorer / Parent organizations / Triton Health Systems, L.L.C.
Triton Health Systems, L.L.C.: Medicare Advantage enrollment and market share
Triton Health Systems, L.L.C. had 51,431 Medicare Advantage members in October 2026, #56 nationally with 0.14% of all MA enrollment. It lost 1,031 members (−2.0%) since October 2025, and has enrollment in 1 state and 40 counties with 11 or more members, leading the market in 1 of them. In the 2026 Annual Election Period (December to February) it gained 283 members (+0.5%). For 2027, none of its members are in plans that terminate or leave their county.
51KMA members, October 2026
−2.0%change since October 2025 (−1,031)
0.14%national MA share, rank 56
1contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| Alabama | 51,392 | 7.3% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Jefferson County, AL | 15,984 | −900 | 17.2% |
| Montgomery County, AL | 3,298 | −50 | 11.2% |
| St. Clair County, AL | 3,263 | +98 | 22.1% |
| Shelby County, AL | 3,048 | +149 | 10.8% |
| Calhoun County, AL | 2,804 | −104 | 17.6% |
| Elmore County, AL | 2,360 | −28 | 19.1% |
| Blount County, AL | 1,837 | +102 | 20.5% |
| Mobile County, AL | 1,754 | −137 | 2.7% |
| Etowah County, AL | 1,628 | +42 | 9.3% |
| Madison County, AL | 1,588 | +48 | 4.2% |
| Autauga County, AL | 1,338 | −16 | 17.3% |
| Talladega County, AL | 1,170 | +50 | 8.3% |
| Walker County, AL | 1,064 | −7 | 9.2% |
| Lee County, AL | 1,055 | −51 | 6.1% |
| Cullman County, AL | 1,054 | −12 | 8.1% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H0154 VIVA Medicare | HMO/HMOPOS | 57,395 | 52,462 | 51,431 |
Star ratings for these contracts are in the MA Quality Dashboard.