Leadership
Together our hospital leadership, clinical leaders and hospital board fulfill the mission of providing the best possible care for children in a family-friendly, compassionate environment.
Meet Our Team

Jamie PhillipsMHA
- President

Juan C. SalazarMD, MPH, FAAP
- James C. Overall Professor and Chair, Department of Pediatrics; System Pediatrician-in-Chief

Jeffrey S. UppermanMD
- Chair, Department of Pediatric Surgery; Surgeon-in-Chief

Gretchen K. McCulloughMSN, RN, NEA-BC
- Chief Nursing Officer
John ThomasMD
- Chief of Staff
Thomas J. LongMD
- Executive Vice Chair, Department of Pediatric Anesthesiology; Anesthesiologist-in-Chief

Sari AcraMD, MPH
- Gastroenterology, Hepatology and Nutrition

Kristina BettersMD
- PICU

Stephen T. CallahanMD, MPH
- Adolescent & Young Adult Health
Stephanie K. DoupnikMD
- Hospital Medicine

Anthony R. FloresMD, PhD, MPH
- Infectious Diseases
Debra L. FriedmanMD, MS
- Hematology/Oncology

Thomas B. GrahamMD, MS
- Rheumatology

Susan H. GuttentagMD
- Neonatology
Rizwan HamidMD, PhD, FAAP
- Genetics and Genomic Medicine

William J. HeermanMD, MPH
- General Pediatrics

Sara JaserPhD
- Psychology

Larry MarkhamMD
- Cardiology

Paul MooreMD
- Pulmonary/Allergy/Immunology; Neurology (Interim)

Jill SimmonsMD
- Endocrinology (Interim)

Melissa Smith-ParrishMD
- PCICU

Rene VandevoordeMD
- Nephrology
Michele M. WalshMD
- Emergency Medicine
Zachary WarrenPhD
- Developmental Medicine