Dr. Robert L. Hillyard, Neonatology

Dr. Robert L. Hillyard, Neonatology

  • Robert L Hillyard MD
  • Office: 714-509-4373
  • Specialty: Neonatology
  • Board Certified: Neonatology

Dr. Hillyard attended medical school at the University of California, San Francisco. He completed both his internship and residency at Harbor-UCLA Medical Center. He performed a Neonatal fellowship at Harbor-UCLA Medical Center. He is affiliated with the American Academy of Pediatrics. His honors include the Munzer family Award for excellence in research and teaching. Dr. Hillyard is board certified in Neonatal-Perinatal Medicine. His philosophy of care is having the privilege to be trusted with the care of your child. His special interests include a wide range of critically ill newborns including those with extreme prematurely, congenital heart disease and severe pulmonary hypertension. He has produced both basic science and clinical research, and is actively teaching in the CHOC residency and fellowship programs.

Robert L Hillyard MD is on staff at CHOC Hospital in Orange and CHOC Mission Hospital.


CHOC Hospital
1201 W La Veta
Orange, CA 92868

Hoag Memorial Presbyterian Hospital
One Hoag Dr.
Newport Beach, California 92663


  • Medical School
    UCSF School of Medicine, San Francisco, CA
  • Neonatology Fellowship
    Harbor-UCLA Medical Center, Torrance, CA
  • Pediatrics Residency
    Harbor-UCLA Medical Center, Torrance, CA

Academic Appointments

  • Assistant Clinical Professor
    Geffen School of Medicine, UCLA

Administrative Appointments

  • Neonatology, CHOC Specialists

Lectures and Presentations

Escalating Complexity of Maternal and Neonatal Care

Our neonatologists commonly treat the following conditions in newborns and babies: