Ahmed M. Bayoumi


Scientist, Li Ka Shing Knowledge Institute


Dr. Ahmed Bayoumi is a Scientist at the Centre for Urban Health Solutions at the Li Ka Shing Knowledge Institute of St. Michael’s Hospital, a general internist and Human Immunodeficiency Virus (HIV) physician at St. Michael’s Hospital. He holds the Fondation Baxter & Alma Ricard Chair in Inner City Health at St. Michael’s and the University of Toronto. He is a Professor in the Department of Medicine and in the Institute of Health Policy, Management and Evaluation at the University of Toronto.

His research interests include economic evaluation, decision analysis, and quality of life assessment for HIV-related health interventions, and studies of the access to the delivery of health services, particularly to people living with HIV, injection drug users, and other marginalized populations. His work has included cost-effectiveness analyses of screening strategies for HIV, drug treatments for HIV and related conditions, and supervised injection sites for injection drug users. He also studies how to incorporate equity concerns into resource allocation decisions in a manner that is defensible, transparent, and principled. He is an Adjunct Scientist at the Institute for Clinical Evaluative Sciences. He is currently President of the Society for Medical Decision Making and is a member of the Canadian Drug Expert Committee. He is a past Director of Clinical Epidemiology and Health Care Research in the Institute of Health Policy, Management and Evaluation at the University of Toronto.

Please note: Dr. Bayoumi is not taking any summer students in 2018.

Recent Publications

  1. Behrends, CN, Paone, D, Nolan, ML, Tuazon, E, Murphy, SM, Kapadia, SN et al.. Estimated impact of supervised injection facilities on overdose fatalities and healthcare costs in New York City. J Subst Abuse Treat. 2019;106 :79-88. doi: 10.1016/j.jsat.2019.08.010. PubMed PMID:31540615 .
  2. Ibrahim, YF, Moussa, RA, Bayoumi, AMA, Ahmed, AF. Tocilizumab attenuates acute lung and kidney injuries and improves survival in a rat model of sepsis via down-regulation of NF-κB/JNK: a possible role of P-glycoprotein. Inflammopharmacology. 2019; :. doi: 10.1007/s10787-019-00628-y. PubMed PMID:31440860 .
  3. Kozloff, N, Pinto, AD, Stergiopoulos, V, Hwang, SW, O'Campo, P, Bayoumi, AM et al.. Convergent validity of the EQ-5D-3L in a randomized-controlled trial of the Housing First model. BMC Health Serv Res. 2019;19 (1):482. doi: 10.1186/s12913-019-4310-z. PubMed PMID:31300051 PubMed Central PMC6626335.
  4. Refaie, MMM, Shehata, S, El-Hussieny, M, Abdelraheem, WM, Bayoumi, AMA. Role of ATP-Sensitive Potassium Channel (KATP) and eNOS in Mediating the Protective Effect of Nicorandil in Cyclophosphamide-Induced Cardiotoxicity. Cardiovasc. Toxicol. 2019; :. doi: 10.1007/s12012-019-09535-8. PubMed PMID:31230218 .
  5. Refaie, MMM, El-Hussieny, M, Bayoumi, AMA, Shehata, S. Mechanisms mediating the cardioprotective effect of carvedilol in cadmium induced cardiotoxicity. Role of eNOS and HO1/Nrf2 pathway. Environ. Toxicol. Pharmacol. 2019;70 :103198. doi: 10.1016/j.etap.2019.103198. PubMed PMID:31154273 .
  6. Abdel Hafez, SMN, Rifaai, RA, Bayoumi, AMA. Impact of renal ischemia/reperfusion injury on the rat Kupffer cell as a remote cell: A biochemical, histological, immunohistochemical, and electron microscopic study. Acta Histochem. 2019;121 (5):575-583. doi: 10.1016/j.acthis.2019.04.008. PubMed PMID:31078256 .
  7. Younger, J, Raboud, J, Szadkowski, L, Harrigan, R, Walmsley, S, Bayoumi, AM et al.. Tenofovir and emtricitabine resistance among antiretroviral-naive patients in the Canadian Observational Cohort Collaboration: implications for PrEP. Antivir. Ther. (Lond.). 2019;24 (3):211-220. doi: 10.3851/IMP3302. PubMed PMID:30873953 .
  8. Grewal, R, Allen, VG, Bayoumi, AM, Gardner, SL, Kaul, R, Mazzulli, T et al.. Brief Report: Syphilis Coinfection Is Not Associated With an Increased Risk of Virologic Failure Among HIV-Positive Men Who Have Sex With Men on Antiretroviral Therapy. J. Acquir. Immune Defic. Syndr. 2019;80 (5):585-589. doi: 10.1097/QAI.0000000000001962. PubMed PMID:30730358 .
  9. Yoong, D, Bayoumi, AM, Robinson, L, Rachlis, B, Antoniou, T. Public prescription drug plan coverage for antiretrovirals and the potential cost to people living with HIV in Canada: a descriptive study. CMAJ Open. ;6 (4):E551-E560. doi: 10.9778/cmajo.20180058. PubMed PMID:30482757 PubMed Central PMC6276936.
  10. Ewees, MG, Messiha, BAS, Abo-Saif, AA, Bayoumi, AMA, Abdel-Bakky, MS. Interference With Coagulation Cascade as a Novel Approach to Counteract Cisplatin-Induced Acute Tubular Necrosis; an Experimental Study in Rats. Front Pharmacol. 2018;9 :1155. doi: 10.3389/fphar.2018.01155. PubMed PMID:30364273 PubMed Central PMC6193076.
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Affiliations & Other Activities

  • Scientist, Centre for Urban Health Solutions, St. Michael’s Hospital
  • Professor, Department of Medicine, University of Toronto
  • Professor, Institute of Health Policy, Management and Evaluation, University of Toronto