| 1 (29) | Jordan University Hospital | JOR | |
| 2 (1265) | King Fahad Medical City | SAU | |
| 3 (1879) | Sidra Medicine | QAT | |
| 4 (1916) | King Abdulaziz University Hospital, Jeddah | SAU | |
| 5 (1926) | Egyptian National Cancer Institute | EGY | |
| 6 (2074) | King Abdullah International Medical Research Center | SAU | |
| 7 (2131) | King Fahd Medical Research Center | SAU | |
| 8 (2154) | Johns Hopkins Aramco Healthcare | SAU | |
| 9 (2320) | Institut Pasteur de Tunis | TUN | |
| 10 (2405) | Cleveland Clinic Abu Dhabi | ARE | |
| 11 (2439) | King Abdulaziz Medical City, Riyadh | SAU | |
| 12 (2526) | Kuwait University Health Science Center | KWT | |
| 13 (2595) | King Faisal Specialist Hospital and Research Centre * | SAU | |
| 14 (2623) | Hamad Medical Corp * | QAT | |
| 15 (2625) | Ministry of National Guard - Health Affairs | SAU | |
| 16 (2740) | King Saud University Medical City | SAU | |
| 17 (2844) | Ministry of Health | SAU | |
| 18 (2919) | Theodor Bilharz Research Institute | EGY | |
| 19 (3232) | American University of Beirut Medical Center | LBN | |
| 20 (3259) | Institut National de Sante Publique, d’Epidemiologie Clinique et de Toxicologie | LBN | |
| 21 (3482) | Prince Sultan Military Medical City | SAU | |
| 22 (3647) | King Saud Medical City | SAU | |
| 23 (3706) | Hamad General Hospital | QAT | |
| 24 (3753) | Ministry of Health | IRQ | |
| 25 (3871) | Baghdad Medical City | IRQ | |
| 26 (3877) | Jordanian Royal Medical Services * | JOR | |
| 27 (3956) | Ministry of Health and Population of Egypt | EGY | |
| 28 (4076) | King Hussein Cancer Center | JOR | |
|