Catherine Koss

Catherine Koss, MD is an Assistant Professor of Medicine at the University of California, San Francisco (UCSF), affiliated with the Division of HIV, Infectious Diseases, and Global Medicine. She is an attending physician at Zuckerberg San Francisco General Hospital and serves as the physician lead for one of three provider panels at the Ward 86 Positive Health Practice. Her clinical work focuses on HIV and infectious diseases consultations.

Dr. Koss’s research emphasizes optimizing PrEP uptake and adherence among women in the U.S. and East Africa, alongside studying virologic outcomes and treatment adherence in pregnant/postpartum women with HIV. She has been recognized with prestigious awards, including the IAS TB/HIV Research Prize and the UCSF Early Career Clinical Research Award. Her career highlights include a Chief Fellowship at UCSF and multiple honors during her medical training at Northwestern University.

Her work bridges clinical practice and global health research, addressing critical gaps in HIV care for marginalized populations. While no specific publications are listed here, her research trends focus on gender-specific HIV interventions and adherence strategies in resource-limited settings.