Mark Walker


Mark Walker
Professor Department of Obstetrics and Gynecology University of Ottawa

Office: 613-737-8899
Fax: 613-737-8070

Dr, Mark Walker


Brief Biography:

Dr. Mark Walker is a Professor in the Department of Obstetrics and Gynecology at the University of Ottawa and The Ottawa Hospital. His work in research has been as an epidemiologist, public health advocate and clinical trialist. He has published more than 245 peer reviewed articles and been awarded more than $15 million as Principal Investigator in research.  As well as being a highly respected clinician and researcher, Dr. Walker holds a Masters in Epidemiology from The University of Toronto and a Masters in Health Care Management from Harvard University.

His leadership roles include the previous Chairman of the Society of Investigators in Obstetrics and Gynecology of Canada, the Chair of the Perinatal Health Committee of the Public Health Agency of Canada, and the Co-Chair of the Maternal Newborn Advisory Committee for the Province of Ontario. He is currently a Senior Scientist and the Scientific Director of the Better Outcomes Registry & Network (BORN Ontario) as well as a board member of the Provincial Council for Maternal Child Health.

Dr. Walker's main research interests include health services, population health, and clinical studies in perinatology. Dr. Walker is the co-founder of the Obstetrics & Maternal Newborn Investigations (OMNI) Research Group, at the Ottawa Hospital Research Institute (OHRI). OMNI led research has contributed to better understanding of the management of pre-eclampsia, thrombophilia, multi-gestation, treatment of infertility and health services utilization. In 2016, Dr. Walker and Dr. Shi Wu Wen were awarded funding through a CIHR Foundation Grant totaling $9.7 million over 7 years to conduct “An epidemiologic research program to improve maternal and child health”. Dr. Walker is internationally recognized for his research, medical leadership as well as health services and policy work.

Patient Care Philosophy

Dr. Walker ascribes to The Ottawa Hospital’s vision: “To provide each patient with the world-class care, exceptional service and compassion we would want for our loved ones.”


Fields of Interest

  • Medical Sciences
  • Health Administration
  • Epidemiology and Biostatistics
  • Obstetrics and Gynecology
  • Circulatory and Respiratory Health
  • Child
  • Youth and Maternal Health
  • Breast Feeding and Infant Nutrition
  • Congenital Anomalies
  • Intrauterine Developmental Abnormalities
  • Autism
  • Prenatal and Neonatal Screening
  • Postpartum Depression
  • Social Determinants of Child and Youth Development
  • Cognitive Development in Children
  • Infant / Child Development
  • Gestation / Parturition
  • Drugs and Pregnancy / Breast Feeding
  • Newborn Diseases
  • Perinatal Period
  • Preeclampsia
  • Prematurity
  • Growth Retardation
  • Prenatal and Perinatal Trauma
  • Childhood Vaccination
  • Population Health
  • Health Services
  • Health Care Organization
  • Health Policies
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