| Dr. Yongyan Cui is a California state licensed medical doctor, specializing in Gastroenterology. Graduated Magna Cum Laude from SUNY Stony Brook School of Medicine, completed residency training in Columbia University, and completed the Gastroenterology specialist training at NYU Medical Center. Dr. Cui currently is working at Sutter Health, located in 1100 Van Ness Ave San Francisco CA 94109 | |||