Johns Hopkins All Children's Hospital

Meet Our Pediatric Trauma Center Team

Christopher Snyder, MD Surgery - Pediatric

Dr. Snyder is a pediatric surgeon at Johns Hopkins All Children’s Hospital and the medical director of the pediatric trauma program at the Johns Hopkins All Children’s Hospital. He joined the medical staff in 2018.
View Christopher’s Bio

Paul Danielson, MD Surgery - Pediatric

Dr. Danielson became chair of the Johns Hopkins All Children's Department of Surgery in 2020 after serving in that role on an interim basis beginning in December 2018. He specializes in general surgery and was an early adopter of minimally invasive surgical techniques, developing expertise in treating chest wall deformities. He founded the first fellowship sponsored by Johns Hopkins All Children’s Hospital in pediatric surgery and was also instrumental in bringing the National Quality Improvement in Surgery Program to the institution. Dr. Danielson was named Johns Hopkins All Children’s Hospital physician of the year in the 2015 Johns Hopkins Medicine Clinical Excellence Awards and in 2017 was named director of innovative training and education. He is a retired U.S. Army officer.
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Nicole Chandler, MD Surgery - Pediatric

Dr. Chandler is the director of pediatric surgery research at Johns Hopkins All Children’s Hospital. Her areas of interest are minimally invasive surgery including pectus excavatum, and pediatric cancer surgery. She is a member of the American College of Surgeons. Dr. Chandler was named Johns Hopkins All Children’s Hospital physician of the year in the 2017 Johns Hopkins Medicine Clinical Excellence Awards.
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Raquel Gonzalez, MD Surgery - Pediatric

Dr. Gonzalez is a pediatric and surgical critical care surgeon at Johns Hopkins All Children’s Hospital. She joined the hospital staff in 2017. Dr. Gonzalez is the Program Director for the Surgical Critical Care fellowship. She was previously the surgical critical care fellowship program director at the Detroit Medical Center and also served as a member of the American Pediatric Surgical Association Surgical Critical Care Committee. She is fluent in Spanish.
View Raquel’s Bio

Karen Macauley, DHA, Med, BSN, TCRN, CEN

Karen Macauley, DHA, Med, BSN, TCRN, CEN Director, Pediatric Trauma Program



Katie Deemer, BSN, CPEN

Katie Deemer, BSN, CPEN Trauma PI Coordinator



Christopher Graves, CSTR

Christopher Graves, CSTR Trauma Registrar



Perla Vazquez, CSTR

Perla Vazquez, CSTR Trauma Registrar