Dr. Alessandra Kostolias is an obstetrician and gynecologist at Mount Sinai Medical Center. Dr. Kostolias earned her medical degree at Federal Fluminense University in Niteroi, Rio de Janeiro, Brazil. She completed a research fellowship in the department of Gynecology Oncology at Memorial Sloan-Kettering Cancer Center in New York and completed her residency in obstetrics and gynecology at New York Presbyterian Hospital – Columbia University Medical Center.