The Centre staff include the Medical Director and Medical Co-Director, Timothy Dowdell, MD and Bruce Gray, MD, respectively. Day to to day operations and research projects are managed by Kate MacGregor, MPH. There are also several staff members in the medical imaging department who are a part of the quality improvement team, and the Centre employs a number of students and several volunteers.



Current Team:



Timothy Dowdell, MD, FRCPC, CCFP


Dr. Dowdell is Radiologist-in-Chief at St. Michael’s Hospital and Medical Director of the Medical Imaging Centre of Excellence.




Bruce Gray, MD, FCRPC


Dr. Gray is a Neuroradiologist and Nuclear Medicine Physician and Co-Director of the Centre of Excellence in Medical Imaging. Dr. Gray is also the the Principal Investigator for Quality Improvement Research for MIMRO.




Kate MacGregor, MPH


Kate MacGregor, MPH, is the Senior Research Associate for the Centre of Excellence and Epidemiologist and Bio-statistician for MIMRO.






Dr. Deva is a staff radiologist with a clinical specialty in chest imaging, cardiac MRI and CT. He is also a principle investigator in the Li Ka Shing Knowledge Institute.





Amy Chen, MD


Dr. Chen is a postgraduate radiology fellow working with the quality improvement team at the Centre of Excellence.




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Shadi Mossaed, MSc, MRT(R)


Shadi Mossaed, MSc. MRT(R), is the Operations Leader in CT. She is a CT/Interventional Technologist and did a quality improvement fellowship with the University of Toronto






Lianne Concepcion, BSc


Lianne Concepcion has an Hon. BSc. in physics and statistics and is the Research Coordinator for the Centre of Excellence.





Justin DiGregorio

Justin DiGregorio


Justin DiGregorio is an undergraduate student pursuing a Hon. BEng. in Biomedical Engineering and is a student researcher for the Centre Excellence.









Denise May Santos, BSc



Denise May Santos has an Hon. BSc. in psychology and english literature and was a Research Assistant for the Centre of Excellence.




Iris Li, BSc


Iris Li has an Hon. BSc. in neuroscience and was a Research Assistant for the Centre of Excellence. She has moved on to pursue her law degree at Queens University.





Nilasha Thayalan


Nilasha Thayalan was a Keenan Research Summer Student for the Centre of Excellence for the summers of 2016 and 2017. She is currently at the University of Waterloo continuing her Hon. BSc. undergraduate degree in Biomedical Sciences.