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William F. McIntyre, MD PhD FRCPC (he/him/his)

Assistant Professor
McMaster University
McMaster Unversity

Dr. William F McIntyre
MD PhD FRCPC

William is a cardiologist and a native of Fredericton, New Brunswick, Canada. He completed Medical School and Internal Medicine Residency at Queen’s University and Adult Cardiology Residency at the University of Manitoba. He completed a Fellowship in Cardiac Electrophysiology and Pacing and a PhD in Health Research Methodology at McMaster University. He is the only Canadian to receive the European Heart Rhythm Association’s Diploma of Advanced Studies in Cardiac Arrhythmia Management.
He is a consultant cardiologist and arrhythmia service lead at St. Joseph’s Healthcare Hamilton. He leads the post-operative atrial fibrillation program at Hamilton Health Sciences.
William is a Scientist at the Population Health Research Institute and an Assistant Professor at McMaster University. He holds research funding from Canadian Institutes of Health Research (CIHR), the Canadian Stroke Prevention Intervention Network (C-SPIN), the Canadian Cardiovascular Society (CCS) Atrial Fibrillation Awards Program and the Heart and Stroke Foundation of Canada.
He has published more than 150 peer-reviewed articles, including first author works in JAMA, Annals of Internal Medicine, Circulation and the European Heart Journal. He was the 2023 Recipient of the Canadian Cardiovascular Society’s Young Investigator Award. His research interests include atrial fibrillation screening, medical therapy of atrial fibrillation and the treatment of new-onset atrial fibrillation in cardiac surgery patients.
William lives in Hamilton with his wife Kelsey, his daughter Eleanor and his dog Roary.

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