Lionel Marks de Chabris, CCFP(EM), FCFP, DAAPM, CAAPM, DABAM, CIME
Focused Practice in Chronic Pain Management and Addiction
Dr. Marks de Chabris is an Ontario based physician and full-time clinician with a practice focus in Pain Medicine and Addiction Medicine.
A graduate of McGill University Medical School, he was board certified by the College of Family Physicians of Canada in Family Medicine and Emergency Medicine in 1991. He
became a Fellow of the College in 2001.
In 2000 Dr. Marks de Chabris went on to obtain board certification
in Emergency Medicine from the American Board of Emergency Medicine.
Starting in 2006 he did further training in Addiction Medicine and then Pain Medicine, sponsored by the College of Family Physicians of Canada and the Canadian Medical
In 2009, Dr. Marks de Chabris focused his practice in Pain Medicine and Addiction Medicine.
He is a Diplomate of the American Academy of Pain Management and the Canadian Academy of Pain Management and a Diplomate of the American Board of Addiction
He is also a Mentor in Addiction Medicine and Pain Medicine for the Ontario College of Family Physicians, a Fellow of the Canadian College of Family Physicians, a Medical
Inspector for the College of Physicians and Surgeons of Ontario, a Certified Independent Medical Examiner (American Board of Independent Medical Examiners), a member in good standing of the Canadian
Society of Medical Evaluators and an Assistant Professor at the Northern Ontario School of Medicine.