Dr. Aaron Gazendam

Credentials

MD, MSc, FRCSC

Subspecialty

Orthopaedic Oncology

Overview

Dr. Aaron Gazendam is a fellowship-trained orthopaedic surgeon specializing in orthopaedic oncology. He practices at Mount Sinai Hospital. His clinical practice focuses on the surgical management of primary bone and soft tissue sarcomas, metastatic bone disease and endoprosthetic reconstruction.

Dr. Gazendam completed his medical degree at the University of Toronto (U of T), followed by an orthopaedic residency and a master of science in health research methodology at McMaster University. He then completed a clinical fellowship in orthopaedic oncology at U of T.

His research focuses on improving outcomes for patients with sarcoma and metastatic bone disease through pragmatic clinical trials, patient-centred care models and quality improvement strategies. He has led and contributed to several multicentre trials investigating opioid-sparing protocols, infection prevention and surgical decision-making in orthopaedic oncology. He holds peer-reviewed grant funding and has authored more than 75 peer-reviewed publications.

Dr. Gazendam is actively involved in resident education, serves on national clinical trial steering committees and supervises research trainees.

Affliations

• Assistant Professor, Division of Orthopaedics, Department of Surgery, University of Toronto, Toronto, Ontario, Canada. Chair: Peter Ferguson, 2025–present
• Staff Orthopaedic Surgeon, Division of Orthopaedics, Department of Surgery, Mount Sinai Hospital, Toronto, Ontario, Canada. Chief: Jesse Wolfstadt, 2025–present
• Fellowship Instructor, Orthopaedic Oncology, Division of Orthopaedics, Department of Surgery, Mount Sinai Hospital, Toronto, Ontario, Canada. Fellowship Director: Peter Ferguson, 2025–present

Education

• Orthopaedic Oncology Fellowship, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada. Chief: Peter Ferguson, 2023–2024
• MSc Health Research Methodology, Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, 2021–2022
• Orthopaedic Surgery Residency, McMaster University, Hamilton, Ontario, Canada. Chair: Mohit Bhandari, 2018–2023
• MD, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada, 2014–2018
• HBSc, Kinesiology and Health Science, Queen’s University, Kingston, Ontario, Canada, 2010–2014

Societies and Memberships

• Active member, Musculoskeletal Tumor Society (MSTS), 2023–present
• Active member, Connective Tissue Oncology Society (CTOS), 2023–present
• Member, American Academy of Orthopaedic Surgeons (AAOS), 2019–present
• Member, Canadian Orthopaedic Association (COA), 2018–present
• Member, Canadian Medical Association (CMA), 2014–present
• Member, Ontario Medical Association (OMA), 2014–present

Distinctions and Awards

• Drucker-Reitman Innovation Award, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada, 2024
• Top Research Poster, Connective Tissue Oncology Society Annual Meeting, 2024
• Top Research Presentation, Department of Surgery, McMaster University, Hamilton, Ontario, Canada, 2023
• Young Investigator Award, Musculoskeletal Tumor Society Annual Meeting, 2022
• Mohit Bhandari Resident of the Year, Department of Surgery, McMaster University, Hamilton, Ontario, Canada, 2022
• Faculty of Health Sciences Outstanding Achievement Award, McMaster University, Hamilton, Ontario, Canada, 2022
• Top Resident Research Project, Department of Surgery, McMaster University, Hamilton, Ontario, Canada, 2019