Associate Professor

John Hanlon



St. Michael's Hospital
30 Bond Street, Toronto, Ontario Canada M5B 1W8
Research Interests
acute pain, chronic pain
Clinical Interests
acute pain, chronic pain
Appointment Status
contact faculty member for more information

Dr. Hanlon is the outgoing chair of Chronic Pain section of the Canadian Anesthesiologists Society (CAS) and is the Canadian section chair of the World Academy of Pain Medicine Ultrasonographers (WAPMU)

His clinical and research interests include acute, chronic and post-surgical pain as well as medical education and the role ultrasonography in pain medicine. His current focus is in neuropathic and spine related pain as well the role of cannabinoids and ketamine in pain medicine.

Dr. Hanlon’s most notable accomplishment is that he desiged, developed and directs the new FRCPC Pain Medicine sub-specialty residency program here at the University of Toronto.    


Recent Publications


  1. Meng H, Hanlon JG, Katznelson R, Ghanekar A, McGilvray I, Clarke H. The use of medical cannabis by a transitional of pain service for opioid weaning in a patient with complex pain following liver transplantation: a case report.  Can J Anaest. In Press.
  2. Gofeld M, Brown MN, Bollag L, Hanlon JG, Theodore BR. Magnetic positioning system and ultrasound guidance for lumbar zygapophysial radiofrequency neurotomy: a cadaver study. Reg Anesth Pain Med 2014; 39: 61-6
  4. Gofeld M, Hanlon JG. Ultrasound-Guided placements of a Paddle Lead onto Peripheral Nerves: Surgical Anatomy and Methodology. Neuromodulation 2013; 17: 48-53.
  5. Bhatia A, Gofeld M, Ganapathy S, Hanlon JG, Johnson M. Comparison of Anatomical Landmarks and Ultrasound Guidance for Intercostal Nerve Injections in Cadavers. Reg Anesth Pain Med 2013; 38: 503-507.
  6. Hanlon JG, Hayter MA, Bould MD, Joo HS, Naik VN. Perceived Sleepiness in Canadian Anesthesia Residents: A National Survey. Can J Anaesth. 2009 Jan;56(1):27-34



Program Director, Pain Medicine Residency, Department of Anesthesia, University of Toronto
Staff Anesthesiologist and Pain Management Physician, Department of Anesthesia, St. Michael’s Hospital