Emergency Department Peer-to-Peer Program Physicians

Meet the Peers

Dr. Kylie Booth

Home Hospital: Collingwood, Ontario

Clinical interests and areas of expertise:

About: Dr. Booth is an emergency physician at Collingwood General and Marine Hospital and the medical advisor for Ontario Health's Peer-to-Peer Program. Dr. Booth’s achievements include:

  • University of Toronto’s MD Class of 2003
  • Canadian College of Family Physicians – Emergency Medicine2006
  • Canadian Association of Emergency Physicians Rural Physician of the Year 2019
  • Rural Ontario Medical Program Rural Preceptor of the Year 2012
  • Hollister King Prize Rural Resident of the Year 2005

Dr. Gary M. Mann

Home Hospital: Ajax, Ontario

Clinical interests and areas of expertise: Trauma care, teaching, medical leadership

About: Dr. Mann is a full-time emergency physician at Lakeridge Health Ajax and Pickering Hospital, with over 60 thousand emergency visits per year, now into his forty-first year. Dr. Mann’s achievements include:

  • being an emergency department chief for 14 years
  • recent interim Corporate Chief of Emergency Medicine
  • Central East Emergency Department Lead in Emergency Medicine for 12 years, providing a broad outlook on the health care system from a regional and provincial viewpoint.

Dr. Michelle Klaiman

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Addiction medicine 

About: Dr. Michelle Klaiman is an emergency and addiction medicine staff physician at St. Michael's Hospital, Assistant Professor, and award-winning clinician teacher with the Division of Emergency Medicine, Department of Medicine, at the University of Toronto.

Dr. Andrew Petrosoniak

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Trauma resuscitation, massive hemorrhage protocol, simulation and education 

About: Dr. Petrosoniak is an and trauma team leader at St. Michael's Hospital. He’s an assistant professor at the University of Toronto and an associate scientist at the Li Ka Shing Knowledge Institute.

Dr. Alim Nagji

Home Hospital: Hamilton, Ontario 

Clinical interests and areas of expertise: Simulation, medical education, global health 

About: Dr. Alim Nagji is a Family and Emergency Medicine Physician and an Associate Clinical Professor and the Director for Emergency Medicine Clerkship at McMaster University. He is also:

  • the Director of Simulation Learning, Mac-Care Sim Lead and the inaugural Director of the Emergency Department Clinical Teaching Unit at Joseph Brant Hospital
  • the founding Chair of the TriDivisional Emergency Medicine Global Health Committee

Dr. Filip Gilic

Home Hospital: Trenton, Ontario 

Clinical interests and areas of expertise: Performance under pressure, airway management and advanced electrocardiogram interpretation 

About: Dr. Gilic works at Trenton Memorial Hospital, in a single-coverage emergency department with no specialists on site. The emergency department receives about 32 thousand visits annually and has a lot of acuity. He graduated Canadian College of Family Physicians – Emergency Medicine at Queen’s University in 2008. His work also includes:

  • teaching acute care at Queen’s School of Medicine, Family Medicine and Emergency Medicine residents, and resuscitation fellows
  • running a province-wide rural education initiative @ruralresus.com

Dr. Greg Rutledge

Home Hospital: Brampton and Hamilton, Ontario 

Clinical interests and areas of expertise: Administration, medical education, simulation, sports medicine 

About: Dr. Rutledge graduated from McMaster University in 2002, Canadian College of Family Physicians – Emergency Medicine trained in 2005. He is currently the Chief of Staff, Executive VP Medical Affairs at William Osler Health System.  Previously, he was Chief of Emergency Medicine at St. Joseph's Health Care Hamilton and Program Director of Canadian College of Family Physicians – Emergency MedicineProgram at McMaster.  

Dr. Nick Costain

Home Hospital: Ottawa, Ontario 

Clinical interests and areas of expertise: Prehospital and transport medicine, rural and remote medicine 

About: Dr. Costain works full-time as an Emergency Physician at the Ottawa Hospital and Assistant Professor at the University of Ottawa. He also provides emergency coverage for several small community hospitals in Ontario, all within a few hours of Ottawa. Dr. Costain completed his MD at Dalhousie University, Emergency Medicine residency at the University of Ottawa and his Prehospital and Transport Medicine (PTM) Fellowship at the University of Ottawa.  

Dr. Shaun Visser

Home Hospital: Ottawa, Ontario 

Clinical interests and areas of expertise: Quality assurance, trauma, teaching, and any other hands-on skill 

About: Dr. Visser has worked in emergency medicine for 25 years with a practice that has been based in Montreal, Thunder Bay, and Ottawa. He is a frequent locum in North West Ontario over the last 16 years working in various isolated departments.  

Dr. Laura Stone

Home Hospital: Sault Ste. Marie

Clinical interests and areas of expertise: Transfusion medicine, physician wellness, and clinical teaching 

About: Dr. Stone is an emergency physician at Sault Area Hospital.

Dr. Amit Shah

Home Hospital: London and St. Thomas 

Clinical interests and areas of expertise: Procedural sedation, Pulmonary Embolism management, medical education 

About: Dr. Shah has enjoyed a 30-year emergency medicine career with work in community, academic, rural, and Northern communities. Emergency medicine is a constantly challenging career and he has benefited many times from a colleague to lean on for perspective or advice. It’s his pleasure to be that listening ear for other colleagues in solo and remote situations.  

Dr. Natalie Cousineau

Home Hospital: Barrie, Ontario 

Clinical interests and areas of expertise:  Clinical teaching, peer support and pre-hospital care

About: Dr. Cousineau completed her MD at Queens University, class of 2005 and Canadian College of Family Physicians – Emergency Medicine at Northern Ontario School of Medicine in 2008. Dr. Cousineau is a former Chief of Emergency Medicine at Royal Victoria Regional Health Centre and has 15 years of experience in emergency medicine. She started her career doing locums in small, single-coverage emergency departments and loves that she can support doctors doing the same. 

Dr. Paul Dupuis

Home Hospital: Thunder Bay, Ontario 

Clinical interests and areas of expertise: Electrocardiograms, Orthopedics, Airway management 

About: Dr. Dupuis’ achievements include:

  • Family Medicine/Emergency Medicine Educator of the Year Award 2022
  • 35 years of teaching

Dr. Troy Neufeld

Home Hospital: Perth, Ontario 

Clinical interests and areas of expertise: Emergency, resuscitation, tactical medicine

About: Dr. Neufeld’s achievements include:

  • Canadian College of Family Physicians – Emergency Medicine
  • Fellowships in Resuscitation and Advanced Ultrasound.
  • Tactical Medicine specialist
  • Canadian Tactical and Operational Medical Solutions Chief Instructor

Dr. Kyle Lansdell

Home Hospital: Thunder Bay, Ontario 

Clinical interests and areas of expertise: Emergency physician, Chief of Emergency Department, Northern Ontario School of Medicine Associate Professor 

About: Dr. Lansdell is an attending emergency physician in Thunder Bay. He enjoys teaching students in the department and at the medical school. He regularly works shifts providing coverage in Dryden and peer support to Ontario's Emergency Department physicians through the Peer-to-Peer Program. As Chief of the Department, he oversees the provision of high-quality care and is regularly involved in initiatives to improve patient safety and efficiency.  

Dr. Steve Lin

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Cardiac Arrest, Resuscitation, Trauma 

About: Dr. Lin is an emergency physician, scientist, and prior trauma team leader at St. Michael’s Hospital. He is also the Medical Director of Advanced Cardiovascular Life Support Education at Unity Health Toronto. 

Dr. Frank Myslik

Home Hospital: London, Ontario 

Clinical interests and areas of expertise: Clinical Informatics, Point-of-Care Ultrasound (POCUS), Medical Education 

About: Originally from a small-town farm in Southern Ontario, Dr. Myslik completed his medical school at Western University and then a fellowship in POCUS in Ottawa. He currently works as an attending emergency physician in London and is an associate professor at Western University. He is a leader in POCUS and advises at the regional level regarding clinical informatics and Electronic Medical Record integration. 

Dr. Eric Letovsky

Home Hospital: Mississauga, Ontario 

Clinical interests and areas of expertise: Everything to do with emergency medicine, especially cardiology and pediatrics.

About: Dr. Eric Letovsky has been practicing emergency medicine for 43 years. He recently served as Chief of the Emergency Department at Trillium Health for 26 years. He was previously the Canadian College of Family Medicine – Emergency Medicine residency director, and previously the Director of the Division of emergency medicine in the Department of Family and Community Medicine at the University of Toronto.  

Gregg Bolton

Home Hospital: Collingwood, Ontario 

Clinical interests and areas of expertise: Crisis Resource Management principles specifically related to small group and rural environments. 

About: Dr. Bolton is a highly skilled physician of 15 years, specializing in emergency medicine, with experience in low resource environments, notably at Collingwood General & Marine Hospital and Grey Bruce Health Services, Markdale. Holding certifications in Emergency Medicine and Family Medicine, Dr. Bolton brings a wealth of knowledge and practical insights to clinical scenarios, from low-stakes cases to critical care and resuscitation.  

Dr. Alun Ackery

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Emergency medicine, trauma, pre-hospital medicine 

About: Dr. Ackery is an Emergency Physician and Trauma Team Leader at St. Michael’s Hospital, a transport physician with Ornge Air Ambulance, and the Provincial Medical Director at CritiCall Ontario. He is an Associate Professor at the University of Toronto in the Department of Medicine, Division of Emergency Medicine. 

James Maskalyk

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Trauma, wellness, humanitarianism, medical editor, trauma 

About: Dr. Maskalyk practices emergency medicine and trauma at St. Michael's Hospital and is an award-winning teacher at the University of Toronto where he directs a Wellness program for 19 Toronto-area emergency departments. He is a member of Medecins Sans Frontieres and founding director of a program that works with Ethiopian partners at Addis Ababa University to train East Africa’s first emergency physicians 

Dr. Karalyn Church

Home Hospital: St. Thomas, Ontario 

Clinical interests and areas of expertise: Rural and Semi-Rural Emergency Care, Prehospital Care, Orthopaedics 

About: Dr. Church is originally from northern Ontario, and currently resides in London practicing as an emergency physician.

Dr. Nour Khatib

Home Hospital: Toronto, Ontario 

Clinical interests and areas of expertise: Global health, administration and leadership 

About: Dr. Nour Khatib is an emergency physician in Toronto working in community sites at Markham Stouffville Hospital and rural sites across Ontario. Dr. Khatib also works in remote Northern communities in the Northwest Territories and Nunavut.  

Last Updated: March 19, 2025