Born in Baie Comeau (Quebec), David’s medical education took place in Nova Scotia (Dalhousie University), Alberta (University of Alberta), and Ontario (University of Ottawa, University of Western Ontario). He is an internal medicine specialist with additional training in geriatric medicine.
From 1984 till 1990 he was a member of the Faculty of Medicine, Dalhousie University where, among other duties, he served as Associate Dean for Undergraduate Medical Education. In 1990 he moved to the University of Calgary where he founded and was the inaugural Head of the Division of Geriatric Medicine. Hogan held the Brenda Strafford Foundation Chair in Geriatric Medicine (this was the first Canadian Chair in geriatric medicine) between 1992 and 2017 and is now the Academic Leader of the Brenda Strafford Centre on Aging at the University of Calgary.
Over the years, Hogan has served as Chair of the Royal College of Physicians and Surgeons of Canada (RCPSC) Specialty Committee in Geriatric Medicine, Chief Examiner in Geriatric Medicine for the RCPSC, President of the Canadian Geriatrics Society, and editor of the Canadian Geriatrics Journal. David has authored over 550 abstracts, articles, and book chapters including approximately 270 peer-reviewed publications.
Research interests include later-life cognitive impairment and dementia, falls, frailty, population therapeutics, and health services for an aging population. He is Calgary's site lead for the Canadian Longitudinal Study on Aging (CLSA), a member of the leadership group for the Canadian Consortium on Neurodegeneration in Aging, and lead for Seniors Health in W21C and co-investigator on the Biomedical Innovations in Home Health Care for an Aging Population initiative of the University of Calgary. National awards he has received include the William B. Spaulding Award, the Irma M. Parhad Award, and the Prix d’excellence of the RCPSC.