She was one of the few women in the country to serve as Chair of a major division of a medical college, and her tenure lasted for 22 years. While Chairman, New founded and directed the 8-bed Children's Clinical Research Center, a clinical research center in pediatrics with groundbreaking research in pediatric endocrinology, hematology, and immunology, during the emergence of AIDS. In 2004, New was recruited to the Mount Sinai School of Medicine as Professor of Pediatrics and Human Genetics and Director of the Adrenal Steroid Disorders Program.[3] She is also currently Adjunct Professor of Genetics at Columbia College of Physicians and Surgeons, and Associate Dean for Research at the Herbert Wertheim College of Medicine at Florida International University.