Associate Dean, Academic & Student Affairs

Assistant Professor,  Endocrinology, College of Medicine

King Saud bin Abdulaziz University for Health Sciences

Contact Dr. Henk Schmidt


Dr. Mahzari joined King Saud bin Abdulaziz University (KSAU-HS) as an assistant professor of medicine in October 2015 with the College of Medicine. He worked as a teaching assistant in the College of Medicine before attending postgraduate training in Canada in 2009.  He completed 3 years of internal medicine training at Dalhousie University followed by 2 years of endocrinology, diabetes and metabolism training at the University of Ottawa. He holds Canadian and American boards of Internal Medicine and Endocrinology, diabetes and metabolism. He also completed one year fellowship after his boards’ certifications in pituitary and adrenal disorders at the University of Ottawa.

In addition to his clinical work, Dr. Mahzari is the Associate Dean, Academic & Student Affairs as well as faculty member teaching the Endocrinology and Medicine blocks. He works as a consultant of endocrinology, diabetes and metabolism at King Abdulaziz Medical City. He has been supervising several undergraduate students in ongoing research projects with focus on clinical research in Endocrinology, diabetes and Metabolism. He is currently enrolled in the Masters of Medical Education at the University.


  1. Counselor for the University scholars
  2. Steering Committee Member of the Clinical Simulation Center
  3. Former Co-Coordinator of Endocrinology block for students at KSAU-HS
  4. Committee Member of Quality Assurance and Academic Accreditation (QAAA) at KSAU-HS


  • Pituitary and Adrenal Endocrinology Fellow, University of Ottawa-Canada, September 2014-September 2015
  • Endocrinology resident, University of Ottawa-Canada, September 2012-September 2014
  • Internal Medicine Resident, Dalhousie University-Canada, July 2009-June 2012
  • Pre-scholar resident and teaching assistant, King Saud bin Abdul-Aziz University for Health Sciences/King Abdulaziz Medical City-Riyadh, September 2007-June 2009
  • Internship, King Abdulaziz Medical City-Riyadh, August 2006-July 2007
  • Medical School, King Khalid University, College of Medicine-Abha, Saudi Arabia, 2000-2006

Clinical Service

Consultant of endocrinology, diabetes and metabolism at King Abdulaziz Medical City


  • Second degree honor upon graduation from medical school, King Khalid University, College of Medicine-Abha, Saudi Arabia, 2006
  • Award of excellence in training, Saudi Cultural Bureau, Canada 


  • Fellow of the Royal College of Physicians and Surgeons of Canada since 2012
  • Member of Canadian Society of Endocrinology and Metabolism 

Research Focus

  • Clinical and translational research in the field of endocrinology and diabetes
  • Medical education


  1. Mahzari, M., Arnaout, A., & Freedman, M. S. (2015). Alemtuzumab induced thyroid disease in multiple sclerosis: A review and approach to management. The Canadian Journal of Neurological Sciences.Le Journal Canadien Des Sciences Neurologiques, , 1-8. doi:S0317167115000487 [pii] 
  2. Mahzari, M., Liu, D., Arnaout, A., & Lochnan, H. (2015). Immune checkpoint inhibitor therapy associated hypophysitis. Clinical Medicine Insights.Endocrinology and Diabetes, 8, 21-28. doi:10.4137/CMED.S22469 [doi] 
  3. Burger, D., Gagnon, A., Lochnan, H. A., Mahzari, M., & Sorisky, A. (2014). Thyroid-stimulating hormone acutely increases levels of circulating pro-coagulant microparticles. Clinical Endocrinology, doi:10.1111/cen.12709 [doi]
  4. Gagnon, A., Mahzari, M., Lochnan, H. A., & Sorisky, A. (2014). Acute TSH stimulation in vivo does not alter serum PCSK9 levels. Thyroid Research, 7, 4-6614-7-4. eCollection 2014. doi:10.1186/1756-6614-7-4 [doi]