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Infectious Disease Consultant & Senior Clinician Scientist

Room 171, Mount Sinai Hospital
600 University Ave, Toronto Ontario, M5G 1X5
Phone: (416) 586-3123
Fax: (416) 586-8894
Email: [email protected]


Dr. McGeer completed an undergraduate and master's degree in biochemistry, then her medical degree at the University of Toronto. She specialized in internal medicine and infectious diseases followed by a fellowship in hospital epidemiology at Yale New Haven Hospital.

She returned to Mount Sinai Hospital in 1989 as microbiologist and director of infection control, a position she held until April of 2019. Dr. McGeer is currently a Professor in the Departments of Laboratory Medicine and Pathobiology and at the Dalla Lana School of Public Health at the University of Toronto, an infectious disease physician at Sinai Health System, and a Senior Clinician Scientist at the Lunenfeld Tanenbaum Research Institute.  She has been an infection prevention and control consultant to several Toronto area hospitals, a member of Canada’s National Advisory Committee on Immunization and a member of the infection control subcommittee of Ontario’s Provincial Infectious Diseases Advisory Committee. She is an expert reviewer for many research funding agencies including the Canadian Institute of Health Research and US National Institutes of Health, and has served on the editorial boards of several journals, including the Canadian Medical Association Journal, and Infection Control and Hospital Epidemiology.

Her major research interests are in the prevention of infection in hospitals and nursing homes, and the use of surveillance to advance the prevention, diagnosis and treatment of infectious diseases. She is the principal investigator of the Toronto Invasive Bacterial Diseases Network.