Congenital Diaphragmatic Hernia

Meet our Team

Johns Hopkins All Children's Congenital Diaphragmatic Hernia (CDH) Program has the world’s foremost experts working for you.

Our world-renowned team of experts, led by Dr. David Kays, director of the Congenital Diaphragmatic Hernia Program at Johns Hopkins All Children’s Hospital, brings more than two decades of clinical and research leadership in the treatment of congenital diaphragmatic hernia (CDH) repair. We use a comprehensive approach to bring together specialists across multiple disciplines specific to your child's needs often including:

  • a maternal-fetal specialist
  • a pediatric surgeon
  • a neonatologist
  • a pediatric cardiologist
  • a neuropsychologist
  • a pulmonologist (as needed)
  • a gastroenterologist (as needed)
  • a nutritionist
  • a social worker
  • case management

At Johns Hopkins All Children’s Hospital, we seek the best outcomes for your child and strive to improve future CDH outcomes. From your child’s birth through discharge, our team will be by your side, providing the most advanced care in a comfortable and state-of-the-art environment.


David Kays, M.D. Surgery - Pediatric

Dr. Kays is the medical director of the Johns Hopkins All Children’s Congenital Diaphragmatic Hernia (CDH) program in the Department of Surgery. He also serves as director of the extracorporeal membrane oxygenation (ECMO) program and co-director of the Fetal Diagnosis/Treatment program. He joined the medical staff in 2016. He also is a professor (PAR) in the Department of Surgery in the Johns Hopkins University School of Medicine. 
View David’s Bio

Stacey Stone, M.D. Neonatology

Dr. Stone specializes in neonatology in the Johns Hopkins All Children’s Maternal, Fetal & Neonatal Institute. She joined the hospital staff in 2002 and leads the neonatal vascular access program. In 2017, she won the Johns Hopkins All Children's Excellence in Service & Professionalism Award. Her clinical interests include congenital diaphragmatic hernia and infection prevention.
View Stacey’s Bio

Jason Parker, D.O. Critical Care Medicine

Dr. Parker is interim associate director of the cardiovascular intensive care unit in the Johns Hopkins All Children's Heart Institute. He joined the hospital staff in 2016. Dr. Parker earned his medical degree at the University of Medicine and Dentistry of New Jersey School of Osteopathic Medicine. He completed an osteopathic pediatric-focused internship at Kennedy Health System in Stratford, New Jersey, and then a pediatric residency at Thomas Jefferson University/AI duPont Hospital for Children. He completed a fellowship in pediatric critical care at Cohen Children’s Medical Center of New York and a fellowship in pediatric cardiac intensive care at The Heart Institute at Children’s Hospital of Denver.
View Jason’s Bio

Mitzi Go, M.D. Neonatology

Dr. Go is a neonatologist in the Johns Hopkins All Children’s Maternal, Fetal & Neonatal Institute. She joined the hospital in 2016 and is the principal investigator in St. Petersburg for a multi-center National Institutes of Health-funded study on whether stress on expectant mothers contributes to childhood obesity. Her clinical interests focus on improving respiratory outcomes such as chronic lung diseases and associated conditions by using a multidisciplinary approach. 
View Mitzi Donabel’s Bio

Jose Prieto, M.D. Perinatology

Dr. Prieto is medical director of maternal-fetal medicine in the Johns Hopkins All Children’s Maternal, Fetal & Neonatal Institute. He specializes in the care of the mother and fetus in high-risk pregnancies.  Dr. Prieto is a graduate of the University of Miami School of Medicine, where he also received a Master's in Public Health. He completed his residency in obstetrics, gynecology and reproductive sciences at the University of Texas Health Science Center/Houston at L.B.J. General Hospital, where he was named Outstanding Chief Resident, followed by a fellowship in maternal fetal medicine at the University of Pittsburgh and Magee-Women's Hospital. He joined Maternal Fetal Medicine Associates in 1996. Dr. Prieto is the Clinical Practice Director for All Children's Perinatology Specialists. 
View Jose’s Bio

Karen Raimer, M.D. Perinatology

Dr. Raimer is a key member of our maternal-fetal medicine team, providing care for many expectant mothers whose infants may require care in our NICU or CVICU as well as surgery after delivery. She joined All Children’s Perinatology Specialists in 1991 after completing her fellowship at University of Miami. Dr. Raimer is a graduate of the Louisiana State University School of Medicine, New Orleans. She completed a residency in obstetrics/gynecology at the Ochsner Foundation Hospital in New Orleans, where she served as chief resident. Following a fellowship in perinatology at the University of Miami, in 1991 Dr. Raimer joined Maternal Fetal Medicine Associates in St. Petersburg, FL and is the Regional Perinatal Intensive Care Center director for Maternal Fetal Medicine at Bayfront Medical Center. Dr. Raimer serves as an examiner for the American Board of Obstetrics & Gynecology.
View Karen’s Bio

Jennifer Kucera, M.D. Radiology

Dr. Kucera is a pediatric radiologist at Johns Hopkins All Children’s Hospital, specializing in ultrasound, fetal MRI and musculoskeletal radiology. She joined hospital staff in 2014. She also is an assistant professor in the Johns Hopkins University School of Medicine and the University of South Florida College of Medicine. She serves as the residency site director for the USF radiology residency program.
View Jennifer’s Bio

Daniel Mauriello, M.D. Cardiology - Pediatric

Dr. Mauriello is a pediatric cardiologist who treats children with congenital heart disease and has expertise in fetal, transthoracic and transesophageal echogardiography. After graduating from the University of South Florida College of Medicine, he completed a residency in pediatric and adolescent medicine and a pediatric cardiology fellowship at the Mayo School of Graduate Medical Education, located at the Mayo Clinic in Rochester, Minnesota. His research interests include clinical outcomes and quality improvement measures.
View Daniel’s Bio

Thieu Nguyen, M.D. Cardiology - Pediatric

Dr. Nguyen is a pediatric cardiologist and director of the pediatric echocardiography laboratory at the Johns Hopkins All Children’s Heart Institute. He completed a fellowship in pediatric cardiology and a senior fellowship in non-invasive cardiology at Mount Sinai Medical Center in New York City. Dr. Nguyen completed his pediatric residency at the University of South Florida College of Medicine and Johns Hopkins All Children’s Hospital after graduating from the University of Washington School of Medicine, Seattle. Dr. Nguyen was an assistant professor at Loma Linda University in California before joining Johns Hopkins All Children’s pediatric cardiology program in 2010.
View Thieu’s Bio

Keith Thatch, M.D. Surgery - Pediatric

Dr. Thatch specializes in pediatric surgery at Johns Hopkins All Children’s Hospital and is certified in in surgery, pediatric surgery and surgical critical care. He joined the hospital staff in 2018. He primarily sees patients at Florida Hospital Tampa, Brandon Regional and Tampa General Hospital. Dr. Thatch earned his medical degree from Drexel University College of Medicine in Philadelphia, Pennsylvania. He completed a pediatric surgery research fellowship at St. Christopher’s Hospital for Children in Philadelphia and completed his general surgery residency at Georgetown University Hospital in Washington, D.C. He also completed a fellowship in pediatric surgery critical care and served as a pediatric surgery intensivist at C. S. Mott Children’s Hospital/University of Michigan. Dr. Thatch then completed a pediatric surgery fellowship at St. Christopher’s Hospital for Children. 
View Keith’s Bio

Melissa Crenshaw, M.D. Genetics

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. Dr. Crenshaw is board certified in pediatrics, clinical genetics and cytogenetics.
View Melissa’s Bio

Joy Perkins

Joy Perkins Program Coordinator

Rachael PelaezCDH Program ARNP

Questions? Give us a call

Our team is always ready to answer your questions and discuss any concerns you may have about your baby.

Request an appointment 

Submit a request for an appoinment and our team with reach out to you to see if we are the best care for your child.