Executive Director, US HIV Medical Affairs
Gilead Sciences, Inc
Oluwatoyin (Toyin) Nwafor, MD is Executive Director, US HIV Medical Affairs at Gilead Sciences. In this role, she leads the newly created team of regional medical experts (RME’s) to further support Gilead’s commitment to scientific excellence through expanded medical education and research Initiatives.
Toyin is an infectious disease physician, professor of medicine and researcher with over 25 years of experience from her academic and clinical leadership roles at Cook County Health and Rush University Medical Center, Chicago. She led the CORE hepatitis program and directed efforts to integrate comprehensive HIV treatment, prevention, and HCV services across the Cook County health system. She has presented over 85 abstracts and published over 60 articles in peer-reviewed journals around HIV, viral hepatitis and health disparities in HIV.
She has been an influential voice through her extensive peer-reviewed publications, invited lectures, and active participation in key professional and community organizations. An advocate for people living with HIV, Toyin was a member of the Getting to Zero-Illinois steering committee and co-chair of the Healthcare Access Group and was awarded the “Aging Positively” and “Community Impact” awards by the AIDS Foundation of Chicago. Toyin’s commitment to advancing a status-neutral approach to ending the HIV epidemic is reflected in her community engagement, strategic leadership, and ability to unite multidisciplinary teams to achieve meaningful results in all her roles.
She earned her medical degree from the University of Ibadan in Nigeria, completed her residency in Internal Medicine at the University of Illinois at Chicago (UIC) and underwent her Infectious Diseases fellowship at the joint Cook County/Rush University Medical Center program in Chicago.
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PrEP for Her: HIV Prevention in Cisgender Women
Tuesday, October 21, 2025
10:15 AM - 11:00 AM US ET