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. Jivraj, NK, Scales, DC, Gomes, T, Bethell, J, Hill, A, Pinto, R et al.. Evaluation of opioid discontinuation after non-orthopaedic surgery among chronic opioid users: a population-based cohort study. Br J Anaesth. 2020;124 (3):281-291. doi: 10.1016/j.bja.2019.12.006. PubMed PMID:32000975 PubMed Central PMC7024662.
  2. Martins, D, McCormack, D, Tadrous, M, Gomes, T, Kwong, JC, Mamdani, MM et al.. Impact of a publicly funded herpes zoster immunization program on the burden of disease in Ontario, Canada: a population-based study. Clin. Infect. Dis. 2020; :. doi: 10.1093/cid/ciaa014. PubMed PMID:31922540 .
  3. Gomes, T, Juurlink, DN. Understanding the Implications of a Shifting Opioid Landscape in Ontario. Healthc Q. 2019;22 (3):6-11. doi: 10.12927/hcq.2019.26025. PubMed PMID:31845850 .
  4. Tatangelo, M, Tomlinson, G, Paterson, JM, Ahluwalia, V, Kopp, A, Gomes, T et al.. Association of Patient, Prescriber, and Region With the Initiation of First Prescription of Biologic Disease-Modifying Antirheumatic Drug Among Older Patients With Rheumatoid Arthritis and Identical Health Insurance Coverage. JAMA Netw Open. 2019;2 (12):e1917053. doi: 10.1001/jamanetworkopen.2019.17053. PubMed PMID:31808927 PubMed Central PMC6902765.
  5. Tadrous, M, Knowles, S, Ruddock, B, Oh, P, Mamdani, MM, Juurlink, DN et al.. Comprehensive Drug-Class Review Framework for improved evidence-based drug policy and formulary modernization. Int J Technol Assess Health Care. 2019; :1-8. doi: 10.1017/S0266462319000746. PubMed PMID:31796132 .
  6. Wang, HT, Hill, AD, Gomes, T, Pinto, R, Wijeysundera, DN, Scales, DC et al.. Trends in opioid use before critical illness among elderly patients in Ontario. J Crit Care. 2020;55 :128-133. doi: 10.1016/j.jcrc.2019.10.004. PubMed PMID:31715530 .
  7. Muratov, S, Lee, J, Holbrook, A, Guertin, JR, Mbuagbaw, L, Paterson, JM et al.. Incremental healthcare utilisation and costs among new senior high-cost users in Ontario, Canada: a retrospective matched cohort study. BMJ Open. 2019;9 (10):e028637. doi: 10.1136/bmjopen-2018-028637. PubMed PMID:31662356 PubMed Central PMC6830474.
  8. Choremis, B, Campbell, T, Tadrous, M, Martins, D, Antoniou, T, Gomes, T et al.. The uptake of the pharmacy-dispensed naloxone kit program in Ontario: A population-based study. PLoS ONE. 2019;14 (10):e0223589. doi: 10.1371/journal.pone.0223589. PubMed PMID:31626648 PubMed Central PMC6799925.
  9. Mamdani, M, Gomes, T, Greaves, S, Manji, S, Juurlink, DN, Tadrous, M et al.. Association Between Angiotensin-Converting Enzyme Inhibitors, Angiotensin Receptor Blockers, and Suicide. JAMA Netw Open. 2019;2 (10):e1913304. doi: 10.1001/jamanetworkopen.2019.13304. PubMed PMID:31617924 PubMed Central PMC6806420.
  10. Persaud, N, Bedard, M, Boozary, AS, Glazier, RH, Gomes, T, Hwang, SW et al.. Effect on Treatment Adherence of Distributing Essential Medicines at No Charge: The CLEAN Meds Randomized Clinical Trial. JAMA Intern Med. 2019; :. doi: 10.1001/jamainternmed.2019.4472. PubMed PMID:31589276 PubMed Central PMC6784757.
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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