| 1 (28) | National Institutes of Health | USA |  |
| 2 (107) | U.S. Department of Health & Human Services * | USA | |
| 3 (208) | Woodruff Health Sciences Center | USA | |
| 4 (342) | Centers for Disease Control and Prevention | USA | |
| 5 (426) | Johns Hopkins Medicine | USA | |
| 6 (427) | Veterans Affairs Medical Centers * | USA | |
| 7 (474) | Centre for Addiction and Mental Health | CAN | |
| 8 (491) | University of Michigan Health System | USA | |
| 9 (496) | Yale University Health & Medicine | USA | |
| 10 (499) | Stanford Medicine | USA | |
| 11 (582) | Columbia University Irving Medical Center | USA | |
| 12 (593) | Boston University Medical Campus | USA | |
| 13 (605) | Northwestern Medicine | USA | |
| 14 (664) | UC Davis Health System | USA | |
| 15 (685) | Mayo Clinic * | USA | |
| 16 (743) | Brigham and Women's Hospital | USA | |
| 17 (927) | UCLA Health System | USA | |
| 18 (944) | Duke Medicine | USA | |
| 19 (991) | University of Rochester Medical Center | USA | |
| 20 (999) | Wake Forest University Baptist Medical Center | USA | |
| 21 (1040) | Children's Hospital Boston * | USA | |
| 22 (1067) | University of Miami Health System | USA | |
| 23 (1088) | Rush University Medical Center | USA | |
| 24 (1403) | Kaiser Permanente, Oakland * | USA | |
|
