Philippe Friedlich, MD

Professor of Clinical Pediatrics and Surgery

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Overview

Dr. Philippe Friedlich is a Professor of Clinical Pediatrics and Surgery at the University of Southern California and Interim Director & Division Chief for the Center for Fetal and Neonatal Medicine.

A fellow of the American Academy of Pediatrics, Dr. Friedlich holds memberships with the Society of Pediatric Research and the American Academy of Pediatrics Section on Perinatal Pediatrics. Dr. Friedlich is a member of the California Children’s Medical Services /California Children’s Services NICU Technical Advisory Committee.

Dr. Friedlich earned his medical degree from the University of Southern California and completed his pediatric residency and internship at the Children’s Hospital Los Angeles. He completed a fellowship in neonatal and perinatal medicine at the University of Southern California Women’s and Children’s Hospital before joining the faculty of the USC division of Neonatal Medicine in 1998. Dr. Friedlich completed in 2004 a Master of Science in Applied Biostatics and Epidemiology from the University of Southern California and earned a MBA in Medical Management from the University of Massachusetts at Amherst in 2006.

His areas of research interests include the epidemiology of congenital malformations and neonatal healthcare delivery and outcomes. Dr. Friedlich has published over 150 abstracts, peer review articles, book chapters and support strong research collaborations between surgical, medical and healthcare related disciplines in areas of clinical, translational and basic science.

Publications

  • Neonatal Cerebrovascular Stability Index and Oxygenation With 3-Month Neurodevelopmental Outcomes. JACC Adv. 2026 May; 5(5):102761.. View in PubMed
  • Neonatal and 3-month cerebrovascular oxygenation, stability, and extraction in congenital heart disease versus control infants. J Clin Transl Sci. 2025; 9(1):e175.. View in PubMed
  • Defining post-obstructive diuresis following posterior urethral valve ablation. Front Pediatr. 2025; 13:1584878.. View in PubMed
  • Association of preoperative cerebral oxygenation with concurrent neurobehavioral scores in term neonates with congenital heart disease compared to healthy controls. Front Pediatr. 2025; 13:1482257.. View in PubMed
  • Does early prostacyclin therapy decrease extracorporeal life support use in infants with congenital diaphragmatic hernia? J Perinatol. 2024 04; 44(4):594-597. Huang J, Friedlich P , Easterlin MC . . View in PubMed
  • Cerebrovascular responses to a 90° tilt in healthy neonates. Pediatr Res. 2024 06; 95(7):1851-1859.. View in PubMed
  • Sociodemographic profile associated with congenital heart disease among infants <1 year old. J Pediatr Nurs. 2023 Nov-Dec; 73:e618-e623.. View in PubMed
  • Connecting to Early Intervention Services After Neonatal Intensive Care Unit Discharge in a Medicaid Sample. Acad Pediatr. 2022 03; 22(2):253-262.. View in PubMed
  • Cost-effectiveness analysis of extended extracorporeal membrane oxygenation duration in newborns with congenital diaphragmatic hernia in the United States. Pediatr Neonatol. 2022 03; 63(2):139-145.. View in PubMed
  • Predictors of venous thromboembolism among infants in children’s hospitals in the United States: a retrospective Pediatric Health Information Study. J Perinatol. 2022 Jan; 42(1):103-109.. View in PubMed