Born in Makkah and started his educational career in Makkah. He earned a BA in Medicine and Surgery from the University of Ain Al-Shams in Cairo, followed by a Diploma in Tropical Medicine from Germany in 1967, an MA in international health from the United States, and a PHD in Health Planning from Johns Hopkins University in the United States. as well as a fellowship of the British College of Physicians in Britain. Dr. Zaheer worked as a faculty member in the College of Medicine at King Saud University, a Dean and a founder of the College of Medicine in Abha, and held many administrative positions, most notably being a member of the Council of Shura, and Director of the Planning and Programs Department at the Ministry of Health. As well as being President of the Arab Council for Family and Child Medicine and the Saudi Society of Family and Child Medicine. Dr. Al-Subaie participated in many seminars, over a 100 conferences, more than 50 papers and published 22 books. he also presented the health and life program for 15 years on Saudi television.