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Dr. Mary D'Alton

Willard C. Rappleye Professor and Chair
Department of Obstetrics & Gynecology
Columbia University College of Physicians & Surgeons

Director of Services at the Sloane Hospital for Women
New York-Presbyterian/Columbia University Medical Center

Mary D'Alton, M.D. is the Willard C. Rappleye Professor and Chair, Department of Obstetrics & Gynecology at Columbia University College of Physicians & Surgeons and Director of Services at the Sloane Hospital for Women at NewYork-Presbyterian/Columbia University Medical Center (NYP/CUMC). She has held academic appointments at the University of Ottawa and Tufts University, and hospital directorships in Maternal Fetal Medicine and Obstetrics & Gynecology in Ottawa, Boston and New York.

She specializes in high-risk pregnancy and Maternal Fetal Medicine. She received undergraduate and medical degrees from National University of Ireland, Galway, and completed a residency in Obstetrics & Gynecology at the University of Ottawa. She completed a MFM fellowship at Tufts University School of Medicine and was a Post-doctoral Fellow in Yale University's Perinatal Unit.

Dr. D'Alton has implemented an integrative approach to treat fetal malformations, and was instrumental in developing a multidisciplinary care program at NYP/CUMC. She has promoted national quality monitoring and training in first-trimester screening for prenatal diagnosis. Recently, she has taken a leadership role in drawing attention to maternal mortality and morbidity, and to putting the "M" back in Maternal-Fetal Medicine.

Her work to advance research, policy development and clinical practice has won national recognition. In 2013, Dr. D'Alton was elected as a member to the Institute of Medicine. Honored with a Lifetime Achievement Award in 2006 by the Society for Maternal Fetal Medicine, she has served as its president and has held key positions in several professional organizations, including the American Gynecological and Obstetrical Society and the American College of Obstetricians and Gynecologists. She has a long association with the National Institutes of Health and National Institute of Child Health and Development, receiving grants for research and participating on review panels and committees.

She has written and contributed to more than 200 publications, and is invited regularly to present at national and international conferences. She co-authored Fetology, awarded the 2001 Association of American Publishers Award for Best Textbook in Clinical Medicine. She is co-editor of Seminars in Perinatology and has served on the Editorial Board of the ACOG's Obstetrics and Gynecology.