Our Radiologists

Boparai, Dennis MD, FRCP(C), DABR
Buckler, Philip MD, FRCP(C), DABR
Cameron, Rory MD, FRCP(C), DABR
Chan, Raymond MD, FRCP(C), DABR
Doran, James MB, BCh, FRCP(C), DABR, FRCR
Graham, Rob MD, FRCP(C), DABR
Hany, Richard MD, FRCP(C), DABR, DABNM
Hochman, Gary MD, FRCP(C), DABR
Isaacson, Steven MB, BCh, FRCP(C)
Just, Norman MD, FRCP(C), DABR
Lan, Fred MD, FRCP(C), DABR
Langhorne, Noel B. MD, FRCP(C), DABR
Law, Peter MD, FRCP(C)
McKee, John MB, BAO, BCH, MRCTR, FRCP(C)
Partap, Vince MD, CM, FRCP(C)
Rooney, Michael MD, FRCP(C)
Silmberg, Erik MD, FRCP(C), DABR
Siow, Yin-Hui MD, FRCP(C)
Stroz, Peter MD, FRCP(C), DABR
Thain, Lisa M. F. AB, MD, FRCP(C), DABR
Yeung, Brian MD, FRCP(C), H. BSc.
Zia, Peter MD, FRCP(C)

A Few Words About Us

All of our physicians are board-certified Diagnostic Radiologists and have done additional subspecialty training in different areas of Radiology. Our Radiologists hold staff appointments at Mackenzie Health Hospital and Southlake Regional Health Centre, where advanced Imaging such as CT and MRI are also performed.


Dennis Boparai, MD, FRCP(C), DABR

Dr. Boparai received his M.D. from University of British Columbia. He completed his Diagnostic Radiology residency at University of Toronto, then did an MRI fellowship at Harvard Medical School. His areas of interest include MRI, abdominal imaging, cardiovascular imaging, and MSK imaging. Dr. Boparai has been with X-Ray Associates since 2012.

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Philip Buckler, MD, FRCP(C), DABR

Dr. Buckler received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Body Imaging and MRI at the Hospital of the University of Pennsylvania in Philadelphia. His areas of interest include abdominal imaging, MRI and cardiovascular imaging. Dr. Buckler has been with X-Ray Associates since 2009.

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Rory Cameron, MD, FRCP(C), DABR

Dr. Cameron received his M.D. from the University of Western Ontario and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Vascular and Cardiac Radiology at Sunnybrook Hospital. His areas of interest lie in Breast Imaging. Dr. Cameron has been with X-Ray Associates since 1986.

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Raymond Chan, MD, FRCP(C), DABR

Dr. Chan received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Vascular and Interventional Radiology at the University of Toronto. His areas of interest lie in Vascular and Interventional Radiology. Prior to joining X-Ray Associates in 2007, Dr. Chan served on staff at St. Michael's Hopsital as an Interventional Radiologist from 2001 to 2007 and as an Assistant Professor at the University of Toronto from 2004-2007.

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James Doran, MB, BCh, FRCP(C), DABR, FRCR

Dr. Doran received his M.D. from the University College Dublin and completed his residency in Diagnostic Radiology at the University of Toronto and University of Illinois. He then completed additional Fellowship training in Ultrasound at the University of Toronto. His areas of interest lie in Ultrasound and Nuclear Medicine.

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Rob Graham, MD, FRCP(C), DABR

Dr. Graham received his M.D. from the University of Western Ontario and completed his residency in Diagnostic Radiology at the University of Toronto. His areas of interest lie in Interventional Radiology. Prior to joining X-Ray Associates in 1989, Dr. Graham served on staff at Sunnybrook as an Interventional Radiologist from 1983 to 1989 and as an Assistant Professor at the University of Toronto from 1984-2005.

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Richard Hany, MD, FRCP(C), DABR, DABNM

Dr. Hany received his M.D. from the University of Western Ontario and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Nuclear Medicine at the University of Toronto. His areas of interest lie in Nuclear Medicine. Dr. Hany has been with X-Ray Associates since 1993.

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Gary Hochman, MD, FRCP(C), DABR

Dr. Hochman received his M.D. from the University of Manitoba and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Ultrasound at Mount Sinai Hospital. His areas of interest lie in Body Imaging. Dr. Hochman has been with X-Ray Associates since 1989.

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Steven Isaacson, MB, BCh, FRCP(C)

Dr. Isaacson received his M.B. from the University of Witwatersrand and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Interventional Radiology at the University of Toronto. His areas of interest lie in Interventional Radiology and Body Imaging. Dr. Isaacson has been with X-Ray Associates since 1997.

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Norman Just, MD, FRCP(C), DABR

Dr. Just received his M.D. and completed his residency in Diagnostic Radiology at McGill University. He then completed additional Fellowship training in Neuroradiology at Montreal Neurological Institute. His areas of interest lie in Neuroradiology, Head and Neck Imaging and MRI. Prior to joining X-Ray Associates in 1997, Dr. Just served on staff at the Jewish General Hospital in Montreal as Director of Neuroradiology and CT and as an Associate Professor of Radiology and Otolaryngology at McGill University.

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Fred Lan, MD, FRCP(C), DABR

Dr. Lan received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Vascular and Interventional Radiology at St. Michael's Hospital. His areas of interest lie in Interventional Radiology (including Uterine Fibroid Embolization, Angioplasty, Vascular Stenting) and Cardiovascular Imaging (CT). Dr. Lan as been with X-Ray Associates since 2004.

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Noel B. Langhorne, MD, FRCP(C), DABR

Dr. Langhorne received his M.D. from Queen's University and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Vascular and Interventional Radiology at St. Michael's Hospital. His areas of interest lie in Vascular Imaging. Dr. Langhorne has been with X-Ray Associates since 2000.

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Peter Law, MD, FRCP(C)

Dr. Law received his M.D. from the University of Ottawa and completed his residency in Diagnostic Radiology at McMaster University. He then completed additional Fellowship training in Body Imaging at St. Michael's Hospital. His areas of interest lie in MRI, Cardiac MRI, and Body CT. Dr. Law has been with X-Ray Associates since 2005.

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John McKee, MB, BAO, BCH, MRCTR, FRCP(C)

Dr. McKee completed his residency in Diagnostic Radiology and did additional Fellowship training in Ultrasound. His areas of interest lie in Nuclear Medicine and Mammography.

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Vince Partap, MD, CM, FRCP(C)

Dr. Partap received his M.D. from the University of Ottawa and completed his residency in Diagnostic Radiology at McGill University. He then completed additional Fellowship training in Vascular and Interventional Radiology at the University of Toronto. His interests lie in Uterine Fibroid Embolization, Kyphoplasty and Vertebral Augmentation. Dr. Partap has been with X-Ray Associates since 2002.

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Michael Rooney, MD, FRCP(C)

Dr. Rooney received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Interventional Radiology at the University of Toronto. His interests lie in Interventional radiology. Dr. Rooney has been with X-Ray Associates since 2001.

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Erik Silmberg, MD, FRCP(C), DABR

Dr. Silmberg received his M.D. from the University of Toronto and completed his residency in Diagnostic Radiology at McMaster University. He then completed additional Fellowship training in Body Imaging at St. Michael's Hospital. Dr. Silmberg has been with X-Ray Associates since 2004.

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Yin-Hui Siow, MD, FRCP(C)

Dr. Siow received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Nuclear Medicine at the University of Toronto, and is dual-certified in Diagnostic Radiology and Nuclear Medicine. His interests lie in Nuclear Medicine, Cardiovascular Imaging, and Ultrasound. Dr. Siow has been with X-Ray Associates since 1999.

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Peter Stroz, MD, FRCP(C), DABR

Dr. Stroz received his M.D. and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Interventional Radiology at the University of Toronto. His areas of interest lie in Interventional Radiology and Cardiovascular Imaging. Dr. Stroz has been with X-Ray Associates since 1998.

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Lisa M.F. Thain, AB, MD, FRCP(C), DABR

Dr. Thain received her M.D. from the University of Toronto and completed her residency in Diagnostic Radiology at the University of Toronto and University of Western Ontario. She then completed additional Fellowship training in Musculoskeletal Imaging and Body MRI at the University of Michigan at Ann Arbor. Her interests lie in MSK Imaging, Body MRI and Cardiovascular Imaging. Dr. Thain has been with X-Ray Associates since 2003.

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Brian Yeung, H. BSc., MD, FRCP(C)

Dr. Yeung received his M.D. from Queen's University and completed his residency in Diagnostic Radiology at the University of Toronto. He then completed additional Fellowship training in Nuclear Medicine at the University of Toronto, and is dual-certified in Diagnostic Radiology and Nuclear Medicine. His area of interest lies in Nuclear Medicine. Dr. Yeung has been with X-Ray Associates since 2008.

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Peter Zia

Dr. Zia received his M.D. from the University of Toronto and completed his residency in Diagnostic Radiology at McMaster University. He then completed additional Fellowship training in Musculoskeletal Imaging. Dr. Zia has been with X-Ray Associates since 2008.

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