MA Enrollment Explorer / Parent organizations / Banner Health
Banner Health: Medicare Advantage enrollment and market share
Banner Health had 18,302 Medicare Advantage members in October 2026, #87 nationally with 0.05% of all MA enrollment. It lost 6,806 members (−27.1%) since October 2025, and has enrollment in 1 state and 10 counties with 11 or more members. In the 2026 Annual Election Period (December to February) it lost 6,882 members (−27.7%). For 2027, none of its members are in plans that terminate or leave their county.
18KMA members, October 2026
−27.1%change since October 2025 (−6,806)
0.05%national MA share, rank 87
2contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| Arizona | 18,278 | 2.3% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Maricopa County, AZ | 9,165 | +366 | 2.2% |
| Pima County, AZ | 2,997 | −712 | 2.0% |
| Yuma County, AZ | 2,890 | −3,839 | 11.7% |
| Cochise County, AZ | 1,312 | −66 | 7.2% |
| Pinal County, AZ | 772 | −1,940 | 1.3% |
| Santa Cruz County, AZ | 655 | −467 | 8.2% |
| Gila County, AZ | 154 | −16 | 2.0% |
| Graham County, AZ | 150 | −1 | 4.2% |
| La Paz County, AZ | 147 | −8 | 5.0% |
| Greenlee County, AZ | 36 | +4 | 5.2% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H4931 Banner Medicare Advantage | HMO/HMOPOS | 11,977 | 11,512 | 10,869 |
| H5843 Banner Medicare Advantage | HMO/HMOPOS | 17,520 | 13,596 | 7,433 |
| H7273 Banner Medicare Advantage | Local PPO | 249 | n/a | n/a |
Star ratings for these contracts are in the MA Quality Dashboard.