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Haifa Mtaweh

Title: Staff Physician, Department of Critical Care Medicine
Designations: MD, PhD, FAAP
Phone: 416-813-7654 ext. 202761
Fax: 416-813-7299
Alternate Contact Name: Thusiga Inderanathan
Alternate Phone: 416-813-7654 ext. 5769
Alternate Email:
Alternate Fax: 416-813-7299
U of T Positions: Assistant Professor, Department of Paediatrics
Other Positions: Hospital Donation Physician, Ontario Health (Trillium Gift of Life Network)


Dr. Haifa Mtaweh completed her medical studies in Lebanon followed by a paediatric residency at Georgetown University in Washington, DC, and a paediatric critical care fellowship at the Children’s Hospital of Pittsburgh. She joined the Department of Critical Care Medicine at The Hospital for Sick Children (SickKids) initially as a clinical research fellow while completing a PhD in Clinical Epidemiology at the University of Toronto, then as a staff physician in the paediatric critical care division.


Mtaweh’s academic interests are focused on improving the understanding of metabolism and the practice of nutrition in critically ill children.

Education and experience

  • 2022: PhD, Clinical Epidemiology, University of Toronto, Toronto, ON, Canada
  • 2014: Fellowship, Pediatric Critical Care, Children's Hospital of Pittsburgh, Pittsburgh, PA, USA
  • 2010: Residency, Pediatrics, Georgetown University, Washington, DC, USA
  • 2006: Doctor of Medicine, University of Balamand, Lebanon


  • 2022: Samuel J Fomon Young Physician Award American Society of Nutrition
  • 2019: CIHR Honorable Mention Poster Award Canadian Student Health Research Forum, Winnipeg
  • 2019: The Hospital for Sick Children Teaching Excellence Site Award (2018-19), Paediatric Critical Care, IDCCM, Art Slutsky Day, University of Toronto
  • 2018: Gillian Hawker PhD Poster Award IHPME Research Day, Toronto, ON, Canada
  • 2015: Education Travel Award, Canadian Critical Care Trials Group, Canada


  1. Systematic review of factors associated with energy expenditure in the critically ill. Mtaweh H, Soto Aguero MJ, Campbell M, Allard JP, Pencharz P, Pullenayegum E, Parshuram CS. Clin Nutr ESPEN. 2019 Oct;33:111-124. doi: 10.1016/j.clnesp.2019.06.009. Epub 2019 Jul 11. PMID: 31451246
  2. An Exploratory Retrospective Study of Factors Affecting Energy Expenditure in Critically Ill Children. Mtaweh H, Garros C, Ashkin A, Tuira L, Allard JP, Pencharz P, Pullenayegum E, Joffe A, Parshuram CS. JPEN J Parenter Enteral Nutr. 2020 Mar;44(3):507-515. doi: 10.1002/jpen.1673. Epub 2019 Jul 2. PMID: 31267545
  3. Indirect Calorimetry: History, Technology, and Application. Mtaweh H, Tuira L, Floh AA, Parshuram CS. Front Pediatr. 2018 Sep 19;6:257. doi: 10.3389/fped.2018.00257. eCollection 2018. PMID: 30283765
  4. Management of the Pediatric Neurocritical Care Patient. Horvat CM, Mtaweh H, Bell MJ. Semin Neurol. 2016 Dec;36(6):492-501. doi: 10.1055/s-0036-1592107. Epub 2016 Dec 1. PMID: 27907953
  5. Can Vco2-Based Estimates of Resting Energy Expenditure Replace the Need for Indirect Calorimetry in Critically Ill Children? Mouzaki M, Schwartz SM, Mtaweh H, La Rotta G, Mah K, Herridge J, Van Arsdell G, Parshuram CS, Floh AA. JPEN J Parenter Enteral Nutr. 2017 May;41(4):619-624. doi: 10.1177/0148607115627143. Epub 2016 Feb 10. PMID: 26950946

View a full list of Haifa Mtaweh's publications

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