King Saud University Medical City is the first and largest university teaching hospital in Saudi Arabia. It was established in 1974 as one university hospital, since then it has grown to be a Medical City with three large university hospitals. The Medical City includes King Abdul-Aziz University Hospital, King Khalid University Hospital and Dental University Hospital, which is the largest dental hospital in the world by Guinness world record. KSUMC is a tertiary care academic medical center with 1800-bed capacity and a total of 145 Medical Programs, an annual average of 4,900 students from different specialties and more than 15,510 medical interns.