Dr. Samantha M. Pfeifer is an Associate Professor of Clinical Obstetrics and Gynecology and Clinical Reproductive Medicine at Weill Cornell Medical College. A board-certified obstetrician/gynecologist and reproductive endocrinologist, her specialties include in vitro fertilization, ovulation induction and fertility preservation (egg freezing). She has a special interest in reproductive surgery, and is a noted expert on the surgical management of Müllerian anomalies. Dr. Pfeifer is regularly featured in Castle Connolly's annual Best Doctor list, among other regional and national best-physician lists. In addition to her clinical practice, Dr. Pfeifer is active in leading professional societies as well as medical research and education. She serves as Chair of the Practice Committee of the American Society for Reproductive Medicine and has authored or co-authored original research on IVF, Müllerian anomalies and the management of hormonal disorders in adolescent girls. Dr.