Tara Gomes


Scientist, Li Ka Shing Knowledge Institute


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. Musselman, RP, Gomes, T, Rothwell, DM, Auer, RC, Moloo, H, Boushey, RP et al.. Do Diagnostic and Procedure Codes Within Population-Based, Administrative Datasets Accurately Identify Patients with Rectal Cancer?. J. Gastrointest. Surg. 2018; :. doi: 10.1007/s11605-018-4043-z. PubMed PMID:30511129 .
  2. Watt, JA, Gomes, T, Bronskill, SE, Huang, A, Austin, PC, Ho, JM et al.. Comparative risk of harm associated with trazodone or atypical antipsychotic use in older adults with dementia: a retrospective cohort study. CMAJ. 2018;190 (47):E1376-E1383. doi: 10.1503/cmaj.180551. PubMed PMID:30478215 PubMed Central PMC6246047.
  3. Muratov, S, Lee, J, Holbrook, A, Costa, A, Paterson, JM, Guertin, JR et al.. Regional variation in healthcare spending and mortality among senior high-cost healthcare users in Ontario, Canada: a retrospective matched cohort study. BMC Geriatr. 2018;18 (1):262. doi: 10.1186/s12877-018-0952-7. PubMed PMID:30382828 PubMed Central PMC6211423.
  4. Guan, Q, Sproule, BA, Vigod, SN, Cadarette, SM, Greaves, S, Martins, D et al.. Impact of timing of methadone initiation on perinatal outcomes following delivery among pregnant women on methadone maintenance therapy in Ontario. Addiction. 2018; :. doi: 10.1111/add.14453. PubMed PMID:30276907 .
  5. Black, CD, McCarthy, L, Gomes, T, Mamdani, M, Juurlink, D, Tadrous, M et al.. Interprovincial Variation of Psychotropic Prescriptions Dispensed to Older Canadian Adults. Can Geriatr J. 2018;21 (3):269-273. doi: 10.5770/cgj.21.307. PubMed PMID:30271512 PubMed Central PMC6136906.
  6. Parkin, L, Khuu, W, Stanbrook, MB, Tadrous, M, Martins, D, Gomes, T et al.. Trends in the utilisation of COPD therapeutic regimens before and after the introduction of LAMA/LABA combination products: A population-based study. Respir Med. 2018;143 :1-7. doi: 10.1016/j.rmed.2018.08.001. PubMed PMID:30261979 .
  7. Wang, HT, Hill, AD, Gomes, T, Wijeysundera, DN, Pinto, R, Scales, DC et al.. Opioid Use After ICU Admission Among Elderly Chronic Opioid Users in Ontario: A Population-Based Cohort Study. Crit. Care Med. 2018;46 (12):1934-1942. doi: 10.1097/CCM.0000000000003401. PubMed PMID:30222633 .
  8. Gomes, T, Khuu, W, Martins, D, Tadrous, M, Mamdani, MM, Paterson, JM et al.. Contributions of prescribed and non-prescribed opioids to opioid related deaths: population based cohort study in Ontario, Canada. BMJ. 2018;362 :k3207. doi: 10.1136/bmj.k3207. PubMed PMID:30158106 PubMed Central PMC6113771.
  9. Gomes, T, Greaves, S, van den Brink, W, Antoniou, T, Mamdani, MM, Paterson, JM et al.. Pregabalin and the Risk for Opioid-Related Death: A Nested Case-Control Study. Ann. Intern. Med. 2018;169 (10):732-734. doi: 10.7326/M18-1136. PubMed PMID:30140853 .
  10. Gomes, T, Khuu, W, Craiovan, D, Martins, D, Hunt, J, Lee, K et al.. Comparing the contribution of prescribed opioids to opioid-related hospitalizations across Canada: A multi-jurisdictional cross-sectional study. Drug Alcohol Depend. 2018;191 :86-90. doi: 10.1016/j.drugalcdep.2018.06.028. PubMed PMID:30096638 .
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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