Dr. Ruth Zhang, MD is a pathologist based in San Francisco, California, with a specialization in gastrointestinal and hepatobiliary pathology. She completed her B.S. in Biology at Duke University and earned her M.D. from the Keck School of Medicine at the University of Southern California. Dr. Zhang underwent residency and fellowship training at the University of California, San Francisco, where she also served as Chief Resident in the Department of Pathology.

Her research focuses on pathology and laboratory medicine, with numerous peer-reviewed publications exploring topics like gastrointestinal cancer and immunomodulation in osteogenesis. Dr. Zhang has received multiple awards, including the Nancy E. Warner, MD Award, and has presented her work at national conferences. She holds medical licensure in California and is an active member of several professional societies, including the American Society for Clinical Pathology and the United States and Canadian Academy of Pathology.