Dr. Richard Legro

Valerie Baker is director of the Division of Reproductive Endocrinology and Infertility and the Telinde-Wallach Professor of Gynecology and Obstetrics at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include general infertility, assisted reproductive technology (in vitro fertilization) and primary ovarian insufficiency. Dr. Baker received her medical degree from Harvard Medical School and a master's degree in public policy from the John F. Kennedy School of Government at Harvard University. She completed residency in obstetrics and gynecology and fellowship in reproductive endocrinology and infertility at the University of California, San Francisco (UCSF). She then served on the faculty at UCSF, University of Washington and Stanford before joining Johns Hopkins. Dr. Baker is vice president of the Society for Assisted Reproductive Technology (SART), the primary professional organization that oversees the practice of assisted reproductive technology in the United States. She has held other key national leadership roles, such as president of the Society for Reproductive Endocrinology and Infertility and chair of the SART Research Committee. She is an associate editor for the American Journal of Obstetrics and Gynecology and for Human Reproduction. Dr. Baker has published more than 60 peer-reviewed research articles on topics related to fertility including stimulation protocols in assisted reproductive technology, factors affecting success with fertility treatment, and biomarkers of ovarian reserve (egg supply). Her current research focuses on health outcomes for women and their offspring following fertility treatment. Dr. Baker is rated as a Distinguished provider by MediFind in the treatment of Infertility. Her top areas of expertise are Infertility, Preeclampsia, Placenta Previa, and Eclampsia.

Samantha Butts is a Reproductive Medicine provider in Hershey, Pennsylvania. Dr. Butts is rated as an Advanced provider by MediFind in the treatment of Infertility. Her top areas of expertise are Infertility, Ectopic Pregnancy, Vitamin D Deficiency, Salpingo-Oophorectomy, and Hysterectomy.

Dr. James Segars is director of the Division of Reproductive Science and Women’s Health Research and a professor in the Johns Hopkins Department of Gynecology and Obstetrics. He leads the Howard W. and Georgeanna Seegar Jones Laboratory of Reproductive Sciences and Women's Health Research, where he and his team focus on endometriosis, uterine fibroids, and reproductive and ovarian disorders. Dr. Segars received his undergraduate degree from Duke University and earned his M.D. from Duke University School of Medicine. He completed his residency in obstetrics and gynecology and a clinical fellowship in reproductive endocrinology at Vanderbilt University. Dr. Segars performed a postdoctoral fellowship at the Laboratory of Molecular Growth Regulation at the National Institute of Child Health and Human Development. He joined the Johns Hopkins faculty in 2015. Before coming to Johns Hopkins, Dr. Segars was head of the Unit on Reproductive Endocrinology and Infertility at the National Institute of Child Health and Human Development and a professor in the Department of Obstetrics and Gynecology at the Uniformed Services University of the Health Sciences. Dr. Segars has published more than 160 peer-reviewed research articles and serves on the editorial boards of Reproductive Sciences, Molecular Human Reproduction, Seminars in Reproductive Medicine, and Fertility and Sterility. Dr. Segars is rated as a Distinguished provider by MediFind in the treatment of Infertility. His top areas of expertise are Uterine Fibroids, Infertility, Endometriosis, Hysterectomy, and Intrauterine Device Insertion.