Meet our doctors

Since 1994, we have operated a private specialized medical and imaging clinic, where our patients and referring physicians benefit from our wide-ranging expertise. Our clinic includes our renowned Breast Center, which is the largest private breast center in Canada and an internationally recognized leader in breast cancer prevention, detection, diagnosis, and treatment.

Our professionals

Naim Otaky

Breast and Thyroid Specialist, General Surgeon

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Naim Otaky

Breast and Thyroid Specialist, General Surgeon
M.D., F.R.C.S.(C) | Medical Director | General Surgery

Dr. Naim Otaky is a skilled general surgeon with extensive experience. He currently serves as the Medical Director, Breast Specialist and as a General Surgeon at VM Med. Dr. Otaky is a Fellow of the Royal College of Physicians and Surgeons of Canada and completed his residency in general surgery at McGill University in 2003. Dr. Otaky specializes in breast surgery and has published in reputable academic journals. He is a member of the Royal College of Physicians, the Collège des médecins du Québec, and the College of Physicians and Surgeons of Ontario.

Morris Browman

Radiologist

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Morris Browman

Radiologist
M.D., B.Sc., DABR, F.R.C.P.(C) | Director of Radiology | Diagnostic Radiology

Dr. Morris Browman is a distinguished diagnostic radiologist and has served as the Director of Medical Imaging at VM Med since 2012. With a B.Sc in Neurobiology and an MD from McGill University, he completed his radiology residency at the University of British Columbia. Dr. Browman is recognized as one of the best Radiologists in Montreal. He came to VM Med with 18 years of experience from a private hospital practice in New York State. Certified in Canada and the US, he specializes in general radiology imaging, with a focus in breast and musculoskeletal areas.

Lorraine Dontigny

Gynecologist

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Lorraine Dontigny

Gynecologist
M.D., F.R.C.S.(C) | Obstetrics and Gynecology

Dr. Lorraine Dontigny is an Obstetrician-Gynecologist at VM Med. She completed her medical training and residency at l’Université de Montréal. From 2000 until 2022, Dr. Dontigny was a valuable member of the LaSalle Hospital’s obstetrics and gynecology team, and an assistant professor at McGill University and l’Université de Montréal. Her expertise lies in general gynecology with a special focus on genitourinary syndrome in postmenopausal women. Dr. Dontigny performs a number of procedures including colposcopy, hysterosonography as well as the unique MonaLisa Fractional CO2 Laser Therapy.

Gerry N. Polyhronopoulos

Breast Specialist, General Surgeon

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Gerry N. Polyhronopoulos

Breast Specialist, General Surgeon
M.D., F.R.C.S.(C) | General Surgery

Dr. Gerry Polyhronopoulos is a skilled general surgeon at VM Med. He completed his MD and specialty training in general surgery at McGill University and has a BSc (Cum Laude) from Boston College. Dr. Polyhronopoulos’ residency included an additional year of research in Experimental Surgery, earning him recognition from the Canadian Association of General Surgeons. He is a Fellow of the Royal College of Surgeons of Canada and is a member of the American College of Surgeons and the Canadian Association of General Surgeons.

John R. Keyserlingk

Breast Specialist

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John R. Keyserlingk

Breast Specialist
M.D., M.Sc., F.R.C.S.(C), F.A.C.S.

Dr. John R. Keyserlingk is a skilled breast specialist who was the founding physician at VM Med. He completed his training at McGill University and a Surgical Oncology Fellowship at the Royal Marsden Hospital in London. He is a Fellow of the Royal College of Physicians and Surgeons of Canada, the American College of Surgeons, and the American Society of Head and Neck Surgeons. Dr. Keyserlingk is dedicated to breast cancer prevention and early detection. He is also actively involved in the National Consortium of Breast Centers (NCBC) and has published and presented extensively on breast cancer-related issues.

Dawn Anderson

Breast & Thyroid Specialist, General Surgeon

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Dawn Anderson

Breast & Thyroid Specialist, General Surgeon
M.D, B.Sc. (Med), F.R.C.S.(C) | General Surgery

Dr. Dawn Anderson is a skilled general surgeon specializing in Surgical Oncology. She completed her medical training and residency at the University of Manitoba and the University of British Columbia, respectively. Currently she is an Assistant Professor at McGill University. Dr. Anderson’s expertise lies in breast and thyroid, and colon cancer. She actively participates in tumor conferences, conducts research, and recruits patients for multicenter trials in collaboration with colleagues in Medical and Radiation Oncology at McGill University.

Cassandre Benay

Thyroid Specialist, General Surgeon

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Cassandre Benay

Thyroid Specialist, General Surgeon
MD, MSc, F.R.C.S.(C)

Dr. Cassandre Benay is a skilled general and endocrine Surgeon at VM Med. He completed his medical and surgical training at McGill University, specializing in Endocrine Surgery at the renowned Cleveland Clinic. Dr. Benay joined VM Med in 2021. He is a Fellow of the Royal College of Physicians and Surgeons of Canada and is a membership in the Collège des Médecins du Québec and the American Association of Endocrine Surgeons. Dr. Benay has published in prestigious journals, presented at international surgical conferences, and contributed to surgical textbooks.

Gail Goldman

Internal Medicine Specialist

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Gail Goldman

Internal Medicine Specialist
M.D., F.R.C.P.(C) | Internal Medicine

Dr. Gail Goldman is a board-certified Internal Medicine Specialist specializing in Osteoporosis at VM Med. She is an assistant professor at McGill University and is an Attending Physician at St. Mary’s Hospital. Following her residency at the Montreal General Hospital, she went on to practice internal medicine at St. Mary’s Hospital.  Dr. Goldman is an invaluable member to a number of committees at St. Mary’s Hospital, including her role as Division Director of General Internal Medicine.

Karina Bukhanov

Radiologist

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Karina Bukhanov

Radiologist
M.D., F.R.C.P.(C) | Diagnostic Radiology

Dr. Karina Bukhanov is a Radiologist at VM Med and an Assistant Professor and breast radiologist at the University of Toronto. She has extensive experience in digital mammography, breast ultrasound, and breast MRI. Dr. Bukhanov introduced digital mammography in Canada and has multiple publications on the subject. She played a key role in establishing the Emanuelle Gattuso Rapid Diagnosis Clinic at Princess Margaret Hospital and is a member of the Quebec College of Physicians.

Ingrid Hyder

Radiologist

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Ingrid Hyder

Ingrid Hyder

Radiologist
M.D., F.R.C.P.(C), D.A.B.R. | Radiology

Dr. Ingrid Z. Hyder is a Radiologist with expertise in musculoskeletal imaging, body imaging, women’s imaging, spine, and nuclear medicine. She is currently a diagnostic radiology specialist at VM Med and a Musculoskeletal Fellow at McGill University Health Center, specializing in musculoskeletal CT, MRI, and ultrasound. Dr. Hyder has extensive experience in assessing bone, joint, and soft tissue pathology, including trauma cases. She has published in renowned journals and presented her research at international conferences.

Mordechai Rehany

Radiologist

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Mordechai Rehany

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

Dr. Mordechai Rehany is a Radiologist at VM Med. In his distinguished career, he served as Chief Radiologist at Alice Hyde Medical Center in Malone, NY for over two decades. Dr. Rehany is also affiliated with After Hours Imaging in Plattsburgh, NY. He obtained his MD degree from the Royal College of Physicians and Surgeons of Canada and is certified by the American Board of Radiology. Dr. Rehany’s expertise spans various areas including MRI, CT Scan, Ultrasound, and Mammography. He excels in performing interval procedures under CT and ultrasound guidance.

Sylvain Beaulieu

Nuclear Medicine Specialist

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Sylvain Beaulieu

Nuclear Medicine Specialist
M.D., F.R.C.P.(C) | Director of Nuclear Imaging and PET/CT | Nuclear Medicine

Dr. Sylvain Beaulieu leads Nuclear Medicine at VM Med. He is a board-certified Nuclear Medicine Specialist in Québec and Canada. He is an assistant professor at the University of Montreal and practices nuclear medicine at Maisonneuve Rosemont Hospital, specializing in PET/CT imaging. With fellowship training from the University of Washington Medical Center, he has extensive experience in PET imaging and research. Dr. Beaulieu has authored/co-authored numerous articles and abstracts, presented at international conferences, and conducted research on prostate cancer detection using PET imaging.

Christian Cohade

Nuclear Medicine Specialist

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Christian Cohade

Nuclear Medicine Specialist
M.D., F.R.C.P.(C) | Nuclear Medicine

Dr. Christian Cohade is a board-certified Nuclear Medicine Specialist specializing in PET/CT imaging at VM Med. He is an assistant professor at the Université de Montréal and practices nuclear medicine at the Centre hospitalier de l’Université de Montréal (CHUM) and Maisonneuve-Rosemont Hospital. With a two-year fellowship from Johns Hopkins Hospital, he conducted research using the first commercial PET/CT scanner in North America. Dr. Cohade has authored/co-authored numerous articles and abstracts, presented at international conferences, and is an Editorial Board Member for the “Journal of Nuclear Medicine.”

Monthly Spotlight

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Dr. Gerry Polyhronopoulos

Breast Specialist, General Surgeon
M.D., F.R.C.S.(C) | General Surgery

Dr Gerry N. Polyhronopoulos is a general surgeon on staff at VM Med. Dr. Polyhronopoulos completed his MD and his specialty training in general surgery, both at McGill University, and received his BSc (Cum Laude) from Boston College. 

During his residency he spent an extra year on research pertaining to Experimental Surgery – for which he was awarded best paper (Basic Science) by the Canadian Association of General Surgeons – at McGill University. Dr. Polyhronopoulos is a fellow of the Royal College of Surgeons of Canada and is a member of many professional societies including the American College of Surgeons and the Canadian Association of General Surgeons. 

We are also the first Canadian member of the National Consortium of Breast Centers, a non-profit membership organization dedicated to excellence in breast health care. We also take pride in our Thyroid, Gynecology and Surgical centers as well as our multimodality imaging center which includes a wide range of scanning technology such as MRI, PET-CT, CT scan, ultrasound, X-ray, bone densitometry, digital breast tomosynthesis (mammography), arthrography, and nuclear medicine. Our highly qualified physicians and support staff provide courteous, personalized service to all our patients and strive to deliver accurate results in the shortest possible time. Appointments can be booked with little wait time, and in some cases on the same day.