Tara Gomes


Scientist, Li Ka Shing Knowledge Institute


Please note Dr. Gomes will not be accepting summer students.

Dr. Tara Gomes is an epidemiologist and Principal Investigator of the Ontario Drug Policy Research Network (ODPRN), a provincial network of researchers with expertise in pharmaceutical utilization, outcomes and policy who rapidly conduct research for drug decision-makers in Ontario and across Canada.  She is also a Scientist in the Li Ka Shing Knowledge Institute of St. Michael’s Hospital and the Institute for Clinical Evaluative Sciences and an assistant professor at the University of Toronto.  Her research is focused on pharmacoepidemiology, drug safety and drug policy research leveraging large, administrative databases, and she has published over 125 peer-reviewed articles and over 50 policy reports in this area.

Dr. Gomes has worked closely with the Ontario Ministry of Health and Long-Term Care and the Canadian Network for Observational Drug Effect Studies (CNODES) to develop evidence to inform policies related to opioid use and abuse in Ontario and more broadly across Canada.  She has also served as an expert for the US Food and Drug Administration and the US Department of Transportation in discussions related to opioid policies and regulations. In 2014, the ODPRN was awarded the Institute for Public Administration of Canada’s Bronze Public Sector Leadership Award in Health and Education.

Recent Publications

  1. Shakeri, A, Srimurugathasan, N, Suda, KJ, Gomes, T, Tadrous, M. Spending on Hepatitis C Antivirals in the United States and Canada, 2014 to 2018. Value Health. 2020;23 (9):1137-1141. doi: 10.1016/j.jval.2020.03.021. PubMed PMID:32940230 .
  2. Crosby, M, Tadrous, M, Gomes, T. Potential Cost Implications of Mandatory Non-Medical Switching Policies for Biologics for Rheumatic Conditions and Inflammatory Bowel Disease in Canada. Clin Pharmacol Ther. 2020; :. doi: 10.1002/cpt.2042. PubMed PMID:32909249 .
  3. Antoniou, T, McCormack, D, Campbell, T, Sutradhar, R, Tadrous, M, Lum-Wilson, N et al.. Geographic variation in the provision of naloxone by pharmacies in Ontario, Canada: A population-based small area variation analysis. Drug Alcohol Depend. 2020;216 :108238. doi: 10.1016/j.drugalcdep.2020.108238. PubMed PMID:32891910 .
  4. Kaster, TS, Blumberger, DM, Gomes, T, Sutradhar, R, Dasklakis, ZJ, Wijeysundera, DN et al.. Patient-level Characteristics and Inequitable Access to Inpatient Electroconvulsive Therapy for Depression: A Population-based Cross-sectional Study: Caractéristiques au niveau du patient et accès inéquitable à la thérapie électroconvulsive pour patients hospitalisés. Can J Psychiatry. 2020; :706743720935647. doi: 10.1177/0706743720935647. PubMed PMID:32613857 .
  5. Tan, DHS, Dashwood, TM, Wilton, J, Kroch, A, Gomes, T, Martins, D et al.. Trends in HIV pre-exposure prophylaxis uptake in Ontario, Canada, and impact of policy changes: a population-based analysis of projected pharmacy data (2015-2018). Can J Public Health. 2020; :. doi: 10.17269/s41997-020-00332-3. PubMed PMID:32529552 .
  6. de Oliveira, C, Iwajomo, T, Gomes, T, Kurdyak, P. The Role of the Medical School Training on Physician Opioid Prescribing Practices: Evidence from Ontario, Canada: Le rôle de la formation à la faculté de médecine à l'égard des pratiques de prescription d'opioïdes des médecins: données probantes d'Ontario, Canada. Can J Psychiatry. 2020;65 (10):710-720. doi: 10.1177/0706743720931240. PubMed PMID:32508120 PubMed Central PMC7502871.
  7. Tadrous, M, Fung, K, Desveaux, L, Gomes, T, Taljaard, M, Grimshaw, JM et al.. Effect of Academic Detailing on Promoting Appropriate Prescribing of Antipsychotic Medication in Nursing Homes: A Cluster Randomized Clinical Trial. JAMA Netw Open. 2020;3 (5):e205724. doi: 10.1001/jamanetworkopen.2020.5724. PubMed PMID:32453383 PubMed Central PMC7251442.
  8. Wunsch, H, Hill, AD, Fu, L, Fowler, RA, Wang, HT, Gomes, T et al.. New Opioid Use after Invasive Mechanical Ventilation and Hospital Discharge. Am J Respir Crit Care Med. 2020;202 (4):568-575. doi: 10.1164/rccm.201912-2503OC. PubMed PMID:32348694 PubMed Central PMC7427379.
  9. Tadrous, M, Martins, D, Mamdani, MM, Gomes, T. Characteristics of high-drug-cost beneficiaries of public drug plans in 9 Canadian provinces: a cross-sectional analysis. CMAJ Open. ;8 (2):E297-E303. doi: 10.9778/cmajo.20190231. PubMed PMID:32345708 PubMed Central PMC7207026.
  10. Mazereeuw, G, Gomes, T, Macdonald, EM, Greaves, S, Li, P, Mamdani, MM et al.. Oxycodone, Hydromorphone, and the Risk of Suicide: A Retrospective Population-Based Case-Control Study. Drug Saf. 2020;43 (8):737-743. doi: 10.1007/s40264-020-00924-5. PubMed PMID:32328907 .
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Affiliations & Other Activities

  • Assistant Professor, Leslie Dan Faculty of Pharmacy, University of Toronto
  • Assistant Professor, Institute for Health Policy, Management and Evaluation, University of Toronto
  • Scientist, Institute for Clinical Evaluative Sciences
  • Principal Investigator, Ontario Drug Policy Research Network