Dr. Masri was born in Beirut on January 14, 1965. He attended elementary school and high school in Beirut, Lebanon. In 1981, he migrated to Canada because of the conflicts in that country. He started university at the University of British Columbia in September 1981. He graduated with honors with a B.Sc. in Chemistry in 1985. Prior to graduating from the Department of Chemistry, he started his medical training at UBC in the fall of 1984. He graduated with a Doctor of Medicine degree in June 1988.
He then moved to Edmonton, Alberta, where he worked as a rotating intern at the Grey Nuns Hospital between July 1988 and June 1989. He then returned to Vancouver and started the orthopaedic surgery residency program at UBC. He graduated from that program in June of 1994, and became a fellow of the Royal College of Physicians and Surgeons of Canada in November 1994.
Following graduation from residency, he completed a fellowship in Adult Reconstructive Orthopaedics and Musculoskeletal Oncology at UBC until December 31, 1994. He then moved to New York City and completed a fellowship in Adult Reconstructive Orthopaedics at the Hospital for Special Surgery between January 1 and July 31, 1995.
He immediately returned to Vancouver to start as a Clinical Instructor at the University of British Columbia and as a hip and knee reconstruction surgeon at VGH as well as a musculoskeletal oncologist at both VGH and the BC Cancer Agency.
He then progressed through the ranks and became Head of the Division of Reconstructive Orthopaedics at VGH and UBC Hospitals, and Head of the Division of Lower Limb Reconstruction and Oncology at UBC. His current academic rank is that of Full Professor at UBC.
He is the Head of the Department of Orthopaedics at the University of British Columbia and VGH and UBC Hospitals.
Dr. Masri has been involved in multiple research projects leading to numerous presentation and publication. At last count, he has had 410 invited presentations, 274 scientific presentation, 233 peer-reviewed published articles, and 57 book chapters. He has been invited professor or speaker on 199 occasions.
He has been involved in the supervision of 5 Masters and PhD students, and two post-doctoral fellows. He has also been involved in the training of 103 fellows from around the world, in addition to many more resident at UBC.
Dr. Masri is served as Surgeon-in-Chief of VGH and UBC Hospitals from 2011 until 2018. He also founded the UBC Centre for Surgical Innovation in 2006 and was its head until it was absorbed as a part of UBC Hospital in 2017. He also served as the Regional Medical Director for Surgical Services for The Vancouver Coastal Health Authority, which involved the primarily urban areas of the Greater Vancouver area, from 2015-2018. He has also served on many local, regional and national committees related to academic and administrative issues. He served as President of the Canadian Orthopaedic Association 2014-2015.
He is a member of a number of prestigious scholarly societies (by invitation only) including the Hip Society, the Knee Society and the International Hip Society. In addition, he is a member of many other societies.
In November 2017, Dr. Masri was the recipient of the Pier Giorgio Marchetti, M.D. Lifetime Achievement Award by an International Alumnus from the Hospital for Special Surgery in New York.