Dr. Kok is a licensed OB/GYN in CA. Medical degree obtained from Boston University School of Medicine. Completed residency training at Mt. Zion Hospital. Currently practices at Sutter Health (Sutter Health), located at 2100 Webster St, San Francisco, CA 94115. Dr. Kok specializes in Abnormal uterine bleeding, Abortion, Adolescent gynecology, Advanced laparoscopy for ovarian pathology, ectopic pregnancy, fibroids and endometriosis, Amenorrhea, Antepartum testing.. In addition to English, Dr. Kok speaks Mandarin.