Dr. Khaled Zeitoun, MD is a reproductive endocrinology & infertility specialist in New York, NY, and has been practicing for 39 years. He graduated from the University Of Alexandria, Faculty Of Medicine in 1981 and specializes in reproductive endocrinology & infertility. He has been a professor of obstetrics and gynecology at Columbia University and has worked at Jamaica Hospital Medical Center, New York-Presbyterian / Lower Manhattan, Mount Sinai Hospital, New York-Presbyterian / Will Cornell, Flushing Hospital Medical Center, and New York Elder Will hospital. He is specializing in the development of highly complex protocols and egg retrieval.