Bachelor of Medicine and Bachelor of Surgery, Medical College, Kingdom of Saudi Arabia, 1983. Diploma in Laparoscopic Surgery, Strasbourg IRCAD EITS, France, 2004.
Associate consultant King Abdulaziz Medical City National Guard, Jeddah, Saudi Arabia, 1993—1996, senior consultant surgeon, since 1996. With Doctor of Medicine Anderson Oncology Center, Huston, 1994.
Fellow: American College of Surgeons, Royal College of Surgeons.
Married Hala Khalid Kelani, October 10, 1971. Children: Aliya M Nidal, Daniah M Nidal, Danah M Nidal, Hatem M Nidal, Abdulmalik M Nidal.