MA Enrollment Explorer / Parent organizations / The Johns Hopkins Health System Corporation
The Johns Hopkins Health System Corporation: Medicare Advantage enrollment and market share
The Johns Hopkins Health System Corporation had 140 Medicare Advantage members in October 2026, #270 nationally with 0.00% of all MA enrollment. It gained 5 members (+3.7%) since October 2025, and has enrollment in 1 state and 2 counties with 11 or more members. In the 2026 Annual Election Period (December to February) it lost 3 members (−2.1%). For 2027, none of its members are in plans that terminate or leave their county.
140MA members, October 2026
+3.7%change since October 2025 (+5)
0.00%national MA share, rank 270
1contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| Maryland | 139 | 0.0% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Baltimore City, MD | 84 | +3 | 0.2% |
| Baltimore County, MD | 55 | +1 | 0.1% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H2109 Hopkins ElderPlus | National PACE | 143 | 135 | 140 |
Star ratings for these contracts are in the MA Quality Dashboard.