Hospital Chiefs

Chief, Hospital for Sick Children

Dr. Asim Ali 

Dr. Ali is the Ophthalmologist-in-Chief at The Hospital for Sick Children's Department of Ophthalmology and Vision Sciences and holds the rank of Associate Professor at the University of Toronto. Following a B.A.Sc. Degree in Electrical Engineering at the University of Waterloo, he completed his medical degree and residency training in Ophthalmology at the University of Toronto. He then went on to further postgraduate training with separate fellowships in Paediatric Ophthalmology and Strabismus and Cornea and External Disease at Washington University, St. Louis, USA. Since returning to Canada, his practice and clinical research have focused on glaucoma and cornea/external disease disorders in children, as well as paediatric cataract and other anterior segment abnormalities.

At SickKids, Ali is also the Co-Director of the Paediatric Cornea Fellowship, as well Director of Clinical Services for Ophthalmology. In the Department of Ophthalmology and Vision Sciences at the University of Toronto, he is the Chief of the Paediatric Service and has served as the Fellowship Director from 2013 - 2018.


Past Hospital Chiefs:

2014-2017 Dr. Agnes Wong
2003-2013 Dr. Elise Heon
1992-2002 Dr. Raymond Buncic

Chief, Mount Sinai Hospital

Dr. David Yan 

Dr. David B. Yan completed his undergraduate training at the University of Toronto in Aerospace Engineering in 1986. He then continued his engineering training at Massachusetts Institute of Technology (MIT), where he completed a Master of Science degree in Mechanical Engineering. He returned to Toronto in 1988 to attend medical school and received his Doctor of Medicine from the University of Toronto in 1992. He completed a four-year residency program in ophthalmology at the University of Toronto from 1992 to 1996.

Dr. Yan is the Ophthalmologist-in-Chief at Mount Sinai Hospital and a staff physician at University Health Network (Toronto Western Hospital) and Kensington Eye Institute.

Dr. Yan is an Assistant Professor in the Department of Ophthalmology at the University of Toronto. He is also a member of the Surgical Teaching Committee and Admissions Committee for the Department of Ophthalmology.

With wide-ranging research interests in both glaucoma and cataracts, Dr. Yan has published numerous peer-reviewed articles. He has lectured extensively at both national and international levels. Dr. Yan is the current Chair of the Canadian Glaucoma Clinical Research Council, one of the largest private donor organizations in Canada supporting clinical research in glaucoma.

Dr. Yan has unique qualifications in that he is the only ophthalmic surgeon practicing in Canada with an engineering background from Massachusetts Institute of Technology, the premier engineering school in the world. He has also developed numerous surgical techniques which have been adapted by numerous surgeons across the country, including advanced techniques to remove cataracts with lower ultrasound energy in the eye, and novel surgical techniques to implant artificial lenses into eyes with damage to the lens capsule. Dr. Yan is a strong proponent of the Canadian health care system and is deeply committed to advancing the delivery of eye care in Canada through resident teaching, patient education, and research.

Past Hospital Chiefs:

1986-2017 Dr. Jeffrey Hurwitz
1962-1985 Dr. Bernard Teichman

Chief, St. Michael's Hospital

Dr. David Wong 

Dr. David Wong is a vitreoretinal surgeon at St. Michael's Hospital. He is an Associate Professor at the University of Toronto and oversees the Department of Ophthalmology & Vision Sciences' residents and fellows at St. Michael's. As well, he is a board member of 20/20: NSERC Ophthalmic Materials Network.



Past Hospital Chiefs:

2002-2014 Dr. Alan Berger
2002 Dr. Michael Howcroft

Chief, Sunnybrook Health Sciences Centre

Dr. Peter Kertes 

Dr. Kertes is Ophthalmologist-in-Chief at Sunnybrook Health Sciences Centre. He is a vitreo-retinal surgeon and specializes in the diagnosis and treatment of diseases of the retina, macula, and vitreous. He and his partners at Sunnybrook are involved in a number of clinical trials seeking better treatments for such diseases as Age-Related Macular Degeneration, Diabetic Retinopathy, as well as several surgical studies designed to help optimize the outcomes of retinal surgery.

Dr. Kertes has a special interest in international ophthalmology, notably in the realm of pediatric retinal diseases such as Retinopathy of Prematurity. He has traveled widely in the developing world volunteering his services and expertise.

He is an important contributor to the post-graduate education of ophthalmology residents and retinal fellows through his service as a Professor in the Department of Ophthalmology & Vision Sciences at the University of Toronto.

Past Hospital Chiefs:

1987-2010 Dr. William Dixon
1987 Dr. John Speakman

Chief, University Health Network

Dr. Robert Devenyi 

Dr. Robert Devenyi graduated summa cum lauda from the University of Toronto School of Medicine. He completed his Ophthalmology training at the University of Toronto and then did further training in vitreoretinal surgery at the Medical College of Wisconsin. 

He is Professor of Ophthalmology and Vision Sciences at the University of Toronto as well as the Ophthalmologist-in-Chief, Director of Retinal Services and Co-Director of the Donald K. Johnson Eye Institute at the University Health Network. He is the Retinal Surgery Lead at the Kensington Eye Institute. 

Dr. Devenyi is the Karen and William Barnett Chair in Ophthalmology at the University of Toronto. He is the Team Ophthalmologist for the Toronto Maple Hockey Club. 

Dr. Devenyi specializes in all aspects of medical and surgical retinal disease, as well as combined cataract and retinal surgery. He is the only Retinal Surgeon in Canada to have successfully implanted the Argus II Artificial Retina. 

In addition to the Argus II retinal implant, his research interests include the development of a non-invasive choroidoscope to replace retinal angiography, the development of the world's  first bioengineered permanent vitreous substitute and the use of a pico-second laser for vitrectomy and cataract surgery.

Past Hospital Chiefs:

1992-2001 Dr. Graham Trope
1987-1992 Dr. Lionel Chisholm
1982-1987 Dr. Clive Mortimer

Chief, Kensington Eye Institute

Dr. Sherif El-Defrawy 

Dr. El-Defrawy is the inaugural Ophthalmologist-in-Chief at the new University of Toronto-affiliated Kensington Health Eye Institute as well as Chair of the Department of Ophthalmology & Vision Sciences at the University of Toronto.

Dr. Sherif El-Defrawy received his PhD in Pharmacology from Queen's University, and his Medical Degree from the University of Calgary. He did his Internship at the University of Toronto (Sunnybrook Hospital), and residency in Ophthalmology at the University of Ottawa.  He joined the University of Ottawa Eye Institute in 1995 and was Residency Program Director there from 1999 to 2004.  In 2004, he assumed the Chair of the Department of Ophthalmology at Queen's University until 2012.

He was the President of the Canadian Ophthalmological Society from 2004-2006  and served as Chair of the CNIB/Baker Committee from 2008 to 2012.  He was also  President of the Association of Canadian University Professors of Ophthalmology, as well as Co-Chair of the Eye Health Council of Ontario.  Dr. El-Defrawy has chaired or been a member of many  Ontario Expert Panels and Vision Task Forces and also served on the Royal College of Physicians & Surgeons Examination Committee.