Dr. Ali M. M. Sadeghi

D.M.D., M.D., F.R.C.D.(C)

Certified Oral & Maxillofacial Surgeon


Dr. Sadeghi divides his time equally between the Vancouver and Port Coquitlam locations of Drs. Trester, David & Sadeghi, Oral Surgery Clinics. He received his Doctor of Dental Medicine degree from UBC in 2000 and his Doctor of Medicine from the Mount Sinai School of Medicine in New York City in 2005. His internship, residency and chief residency were all completed at the Mount Sinai Medical Center.

After completion of his training in 2008, Dr. Sadeghi returned to Vancouver to practice. His surgical skills encompass the entire scope of treatment options for patients with congenital, acquired or traumatic problems of the oral cavity, maxillofacial skeleton and associated structures. His skills include the repair of all facial fractures, orthognathic jaw surgery, dental and craniofacial implants and associated bone grafting, maxillofacial pathology and temporomandibular joint disorders.

Dr. Sadeghi is a Fellow of the Royal College of Dentists of Canada and a member of the B.C. and Canadian Association of Oral and Maxillofacial Surgery. He enjoys teaching and is an associate clinical professor in the dentistry program at the University of British Columbia where he was awarded the part-time teaching award in 2010. He is the Department Head of Oral and Maxillofacial Surgery at Lions Gate Hospital

View Dr. Ali Sadeghi's Achievements and Qualifications

Dr. Torin Barr

Certified Oral & Maxillofacial Surgeon


Dr. Barr was born and raised in Northern Alberta. He completed his undergraduate studies and dental school at the University of Western Ontario. Following dental school, Dr. Barr travelled to Buffalo, New York and then to Pittsburgh, Pennsylvania to complete his four year Oral and Maxillofacial Surgery residency at the University of Toronto. He received extensive training in multiple aspects of surgery with a special emphasis on dental implants, advanced bone grafting and orthognathic surgery. Dr. Barr has published several articles as well as his master’s thesis on bone biology and the use of bone morphogenic proteins to induce bone formation.

Following his residency, Dr. Barr and his family moved to Kingston, Ontario where he was a partner in a well-established OMFS group practice. At this time he maintained a busy hospital schedule at several hospitals in the area as well as teaching as an adjunct professor in the Queen’s University Faculty of Medicine.

In 2015, Dr. Barr and his family relocated to the Vancouver area and he joined West Coast Oral Surgery. Dr. Barr and his wife, Deborah have three busy children. Together they enjoy all Vancouver and the surrounding mountains have to offer, spending their free time outdoors skiing, biking and hiking.

Dr. Joel B. Epstein

D.M.D., M.S.D., F.R.C.D.(C), F.D.S. R.C.S.E.

Certified Specialist in Oral Medicine


Dr. Epstein is a graduate of the College of Dentistry , University of Saskatchewan and received a certificate in Oral Medicine and Masters' of Science Degree in Dentistry from the University of Washington in Seattle . He is a Fellow of the College of Dental Surgeons of Canada in Oral Medicine/Oral Pathology and a Fellow of the Royal College of Surgeons of Edinburgh . He is a Diplomat of the American Board of Oral Medicine and was President of the Board of Oral Medicine. He was Professor and Head of the Department of Oral Medicine and Diagnostic Sciences, and Director of the Interdisciplinary Program in Oral Cancer Biology, Prevention and Treatment at the Chicago Cancer Center , College of Medicine , Adjunct Professor in the Department of Otolaryngology and Head and Surgery of the University of Illinois at Chicago . Prior to relocating to Chicago , he was Professor of Oral Medicine and Director of the Graduate Program in Oral Medicine, and the DECOD (Dental Care for the Disabled) Program, at the University of Washington , Seattle WA . He was on the medical/dental staff of the British Columbia Cancer Agency for 20 years; and Head of the Department of Dentistry at Vancouver Hospital and Health Sciences Centre, as well as on staff at other teaching hospitals in Vancouver, and a Clinical Professor in the Faculty of Dentistry at the University of British Columbia. He is now Director of Oral Medicine, Division of Otolaryngology and Head and Neck Surgery City of Hope, Duarte , CA and medical-dental staff at Cedars-Sinai Medical Center in Los Angeles , CA . He conducts a private referral practice in Oral Medicine and consultation practice in Vancouver BC . Dr. Epstein has published in oncology, facial pain and general areas of Oral Medicine, with more than six hundred contributions to the literature.

Dr. Perry H. Trester

D.M.D., F.R.C.D.(C), F.A.D.S.A., F.I.C.D., F.A.C.D.

Certified Oral & Maxillofacial Surgeon


Dr. Perry H. Trester has a long standing career as a leader in the field of Oral & Maxillofacial Surgery. He graduated from the University of Manitoba and completed his specialty post-graduate training in Oral & Maxillofacial Surgery at the New York University and the Albert Einstein College of Medicine at Lincoln Hospital in New York City.

Dr. Trester has been on staff at the Faculty of Dentistry of University of BC and has been head of the division of Oral & Maxillofacial Surgery at Vancouver Hospital from July 1990 until June 30, 2005.

Dr. Trester has received Fellowships from the Royal College of Dentists of Canada, American Dental Society of Anesthesiology, American College of Dentists, International College of Dentists, Pierre Fauchaud Academy, International Association of Oral & Maxillofacial Surgeons.

His recent honours from the Canadian Dental Association (Certificate of Merit), College of Dental Surgeons of BC (Distinguished Service Award), Pierre Fauchard Academy (International Man of the Year) and the British Columbia Dental Association (Honorary Membership) attest to his expertise in Oral & Maxillofacial Surgery.

Dr. Trester has expanded his scope of practice as a Certified Specialist in Oral & Maxillofacial Surgery to include the cosmetic treatment of facial aging. His skill at administering Botox, Restylane/Perlane, ArteSense and Juvederm has left many women and men with younger happier faces.

Dr. Trester practices in the Vancouver office of Drs. Trester, David & Sadeghi, Oral Surgery Clinics.

View Dr. Perry H. Trester's
Achievements and Qualifications
















In case of dental emergency please phone directly to our after hours answering service
Vancouver 604-688-7781 Port Coquitlam 604-464-6833.
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Serving: Vancouver, Port Coquitlam, Richmond, Burnaby, New Westminster Maple Ridge, Surrey, Langley, Port Moody, North and West Vancouver, White rock and surrounding Lower mainland areas.