| 1 (132) | Jordan University Hospital | JOR |  |
| 2 (261) | Johns Hopkins Aramco Healthcare | SAU | |
| 3 (292) | King Saud University Medical City | SAU | |
| 4 (463) | Ministry of Health | SAU | |
| 5 (727) | Ministry of Health and Population of Egypt | EGY | |
| 6 (944) | King Saud Medical City | SAU | |
| 7 (982) | Ministry of Health | ISR | |
| 8 (1008) | Clalit Health Services * | ISR | |
| 9 (1026) | World Health Organization, Egypt | EGY | |
| 10 (1056) | Soroka University Medical Center | ISR | |
| 11 (1108) | King Abdullah International Medical Research Center | SAU | |
| 12 (1174) | King Faisal Specialist Hospital and Research Centre | SAU | |
| 13 (1202) | Sheba Medical Center | ISR | |
| 14 (1210) | Institut Pasteur of Iran | IRN | |
| 15 (1398) | Hamad Medical Corp * | QAT | |
| 16 (1436) | Hopital Psychiatrique de la Croix | LBN | |
| 17 (1643) | American University of Beirut Medical Center | LBN | |
| 18 (1809) | King Fahad Medical City | SAU | |
| 19 (1813) | Ministry of National Guard - Health Affairs | SAU | |
| 20 (1932) | Hadassah University Medical Center * | ISR | |
| 21 (1956) | Maccabi Health Care Services | ISR | |
| 22 (2015) | King Abdulaziz Medical City, Riyadh | SAU | |
| 23 (2046) | Institut National de Sante Publique, d’Epidemiologie Clinique et de Toxicologie | LBN | |
| 24 (2068) | Imam Khomeini Hospital Complex | IRN | |
| 25 (2099) | Ministry of Health | OMN | |
| 26 (2193) | Tel Aviv Sourasky Medical Center | ISR | |
| 27 (2365) | Shaare Zedek Medical Center | ISR | |
| 28 (2414) | Ministry of Health and Medical Education | IRN | |
| 29 (2426) | Kuwait University Health Science Center | KWT | |
| 30 (2552) | Ministry of Health * | TUR | |
| 31 (2644) | King Hussein Cancer Center | JOR | |
| 32 (2683) | King Abdulaziz University Hospital, Jeddah | SAU | |
| 33 (2694) | Israel Defense Force Medical Corps | ISR | |
| 34 (2703) | Rabin Medical Center | ISR | |
| 35 (2807) | Shariati Hospital | IRN | |
| 36 (2895) | King Abdulaziz Medical City, Jeddah | SAU | |
| 37 (3207) | King Fahd University Hospital, Khobar | SAU | |
| 38 (3232) | Sultan Qaboos University Hospital | OMN | |
| 39 (3303) | Sina Hospital | IRN | |
| 40 (3694) | Prince Sultan Military Medical City | SAU | |
| 41 (3800) | Shaheed Rajaie Cardiovascular, Medical and Research Center | IRN | |
| 42 (3803) | Ministry of Health | IRQ | |
|
