Bruce Landeck, MD MS

Dr. Dumois is a Pediatric Infectious Diseases physician at Johns Hopkins All Children's Hospital. He joined the Hospital in 1993. He helps treat children with a variety of infectious diseases and is the director of our International Adoption Clinic. Dr...

Dr. Crenshaw is the medical director for the Clinical Genetics Program at Johns Hopkins All Children’s Hospital and also serves as an assistant professor with Johns Hopkins Medicine. Her research interests include congenital heart defects, chromosome abnormalities and Turner Syndrome. She has additional expertise in the genetics of congenital heart disease and connective tissue disorders.After graduating from Cornell University as a Cornell National Scholar and Hughes Research Scholar, Dr. Crenshaw received her medical degree from the State University of New York Health Sciences Center at Syracuse. She completed a pediatrics residency at Inova Fairfax Hospital for Children in Falls Church, VA (a teaching affiliate of the University of Virginia), followed by a three-year medical genetics training program at Johns Hopkins University’s McKusick-Nathans Institute of Genetic Medicine in Baltimore, MD.

Dr. Alfaro specializes in general pediatrics in the Johns Hopkins All Childrens Department of Pediatric Medicine. She joined the hospital staff in 2021. Previously, she worked as a pediatrician at Pediatric Associates of Tampa Bay as well as at Tampa General Hospital. In addition to practicing as a pediatrician, she started and ran her own practice, My Tampa Bay Pediatrics. Dr. Alfaro earned her medical degree from Central University of Venezuela inCaracas, Venezuela. She completed her first pediatric residency at Miguel Prez Carreo General Hospital in Caracas, Venezuela, followed by a second pediatric residency at Driscoll Childrens Hospital in Corpus Christi, Texas, where she was chief resident and a clinical instructor.