| Johns Hopkins Home Health Services INC | Related tax-exempt org | Home healthcare services to home bound individuals in community | MD | 521684334 |
| Johns Hopkins Pediatrics at Home INC | Related tax-exempt org | Home healthcare services to infants and minor AGED children | MD | 521803773 |
| Johns Hopkins Home Care Group INC | Related tax-exempt org | Managerial services for affiliates engaged in home health services | MD | 521811971 |
| FSK Land Corporation | Related tax-exempt org | Hold title to real estate | MD | 521346470 |
| Fund for Johns Hopkins Medicine | Related tax-exempt org | Supporting organization | MD | 526054078 |
| Broadway Development Corporation | Related tax-exempt org | Real estate | MD | 520781193 |
| 550 Broadway Limited Partnership | Related partnership | Real estate | MD | 521794353 |
| Johns Hopkins Healthcare LLC | Related partnership | Healthcare services | MD | 521899357 |
| Johns Hopkins Medicine International LLC | Related partnership | Healthcare services | MD | 522144849 |
| Howard County Neonatal Services LLC | Related partnership | Healthcare services | MD | 522239401 |
| JH Broadway Acquisition & Development Series | Related partnership | Land holding and development | MD | 522284576 |
| JHMI Utilities LLC | Related partnership | Utility services | MD | 202814243 |
| Johns Hopkins Surgery Centers Series | Related partnership | Clinical services | MD | 208707724 |
| DOME Corporation | Related taxable corporation/trust | Real estate services | MD | 521346471 |
| JH Outpatient Center Condominium INC | Related taxable corporation/trust | Clinical services | MD | — |
| DOME Management Services INC | Related taxable corporation/trust | Real estate | MD | 521691281 |
| 550 Broadway INC | Related taxable corporation/trust | Real estate | MD | 521747728 |
| Broadway Services INC | Related taxable corporation/trust | Real estate | MD | 521242693 |