Dr. Tang-Duffy is a licensed Pediatrics in CA. Medical degree obtained from Albert Einstein College of Medicine. Completed residency training at UCSF Health. Currently practices at Sutter Health (Sutter Health), located at 45 Castro St, San Francisco, CA 94114. Dr. Tang-Duffy specializes in Children with Special Healthcare Needs and Developmental Delay.. In addition to English, Dr. Tang-Duffy speaks Cantonese and accepts new patients.