His areas of clinical expertise include anesthesiology, pediatric acute pain management and pediatric anesthesia.Dr. Greenberg earned his M.D. from Georgetown University School of Medicine. He completed a residency in pediatrics and a residency in anesthesiology and critical care medicine from Johns Hopkins University School of Medicine. He also completed fellowships in pediatric critical care and pediatric anesthesiology at Johns Hopkins.Dr. Greenberg's research interests include non-invasive fetal monitoring, pediatric acute pain management, neural blockade monitoring and critical airway management.