Choy, Youyin, M.D.
Obstetrics Gynecology

Mount Sinai Hospital (Manhattan)

20 East 46th St
New York NY 10017
Phone: 212-579-6000

Abnormal Uterine Bleeding, Biopsy, Birth Control / Contraception, Cervical Conization, Cervical Dysplasia, Cesarean Birth, Colposcopy, Endometrial Biopsy, Gynecologic Biopsy, Heavy Menstrual Bleeding,