Dr. Saud M. Al Harthi graduated from the College of Medicine (Sultan Qaboos University) in 1998. He underwent training in internal medicine and was awarded membership to the Royal College of Physicians (MRCP) in 2003. He joined the Department of Endocrine and Metabolism initially at the Royal Hospital in 2004. Following that, he underwent higher specialty training in adult endocrinology and metabolism at King Faisal Specialty Hospital and Research Center Riyadh, KSA where he was awarded the Advanced Training Certificate in Adult Endocrinology and Metabolism in 2008.

After his return to Oman in 2009, Dr. Al Harthi joined the Department of Medicine at Al Nahdha Hospital, taking care of patients with general medical and endocrine problems, including diabetes. He was Head of the Department of Internal Medicine from 2014 to 2018. Currently he is running diabetic and endocrine clinics in polyclinics in the Muscat region and also provide inpatients consultations at Al Nahdha and Khaula hospitals.
Dr. Al Harthi actively participates in many of Health activities regarding diabetes and diabetes complications. He is also author of several papers on endocrinology and diabetes.