David Gregg, IV, MD

Dr. Katherine Chetta is a neonatologist who works primarily at Shawn Jenkins Children's Hospital in the neonatal intensive care unit (NICU) in Charleston. She has a special interest in the nutrition of the preterm infant, including the science of breastmilk and its many benefits. She earned her M.D. from Baylor College in Medicine in Houston with high honors, and was in the medical honor society Alpha Omega Alpha (AOA). She completed residency at Texas Children's Hospital and neonatal-perinatal fellowship at the University of Texas Health & Science Center in Houston. She is passionate about caring for babies, and feels honored to serve the families of South Carolina.

Dr. Heidi J. Murphy is a neonatologist who has particular interests in providing life support to our sickest babies. Dr. Murphy attended Louisiana State University in Baton Rouge, Louisiana where she was supported by a full Non-Resident Tuition Exemption Scholarship. At LSU, she was a member of the Honors College and earned her bachelor's degree in biological sciences. She obtained her medical degree from the University of Tennessee in Memphis, Tennessee. Dr. Murphy returned to Louisiana and completed her pediatrics training in New Orleans at Louisiana State University Health Science Center and Children's Hospital of New Orleans. After serving as chief resident at LSU, she moved to Charleston where she completed her neonatology training here at the Medical University of South Carolina. She joined the MUSC faculty in 2018.Dr. Murphy's clinical and research interests focus on providing life support to our sickest babies, as well as evaluating and treating kidney disease in neonatal patients. During her time at LSUHSC, she was honored to receive an Outstanding Teaching Resident Award bestowed by the LSU School of Medicine medical third year medical school class, the Penny Scurto, M.D. Outstanding Pediatric Resident Award bestowed by the LSU Department of Pediatrics faculty, and the 7th Annual Gretch M. Life, M.D. Award bestowed by her peers. She is board certified in pediatrics.