Department of Surgery
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Department of Surgery

General Surgery

Dr. Barbara Haas, MD, PhD


Sunnybrook Health Sciences Centre
2075 Bayview Ave., Room H1 86
Toronto, ON
M4N 3M5

Phone: 416-480-5255
Fax: 416-480-5499

Administrative Assistant: Tammy Kowalyk
Phone: 416-480-5255


  • B.Sc., 2002, McGill University, Canada
  • MD, 2006, McGill University, Canada
  • PhD, 2012, University of Toronto, Canada

Appointments and Affiliations:

Research Foci:

  • Trauma systems
  • Geriatric trauma and emergency surgery
  • Inter-specialty communication

Research Summary:

Dr. Haas' research program focuses on trauma and emergency surgery in the elderly. Her work aims to optimize long-term outcomes in this patient population as well as improve inter-specialty communication regarding these complex patients.

Selected Publications:

See current publications list at PubMed.

  1. Conn LG, Haas B, Cuthbertson BH, Amaral AC, Coburn N, Nathens AB. Communication and culture in the surgical intensive care unit: boundary production and the improvement of patient care. Qual Health Res. 2016 Jun;26(7):895–906.
  2. Haas B, Gotlib Conn L, Rubenfeld GD, Scales D, Amaral AC, Ferguson ND, Nathens AB. "It's parallel universes": An analysis of communication between surgeons and intensivists. Crit Care Med. 2015 Oct;43(10):2147–54.
  3. Haas B, Stukel TA, Gomez D, Zagorski B, De Mestral C, Sharma SV, Rubenfeld GD, Nathens AB. The mortality benefit of direct trauma center transport in a regional trauma system: a population-based analysis. J Trauma Acute Care Surg. 2012 Jun;72(6):1510–5.
  4. Haas B, Gomez D, Xiong W, Ahmed N, Nathens AB. External benchmarking of trauma center performance: have we forgotten our elders? Ann Surg. 2011 Jan;253(1):144–50.
  5. Haas B, Gomez D, Zagorski B, Stukel TA, Rubenfeld GD, Nathens AB. Survival of the fittest: the hidden cost of undertriage of major trauma. J Am Coll Surg. 2010 Dec;211(6):804–11.

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