Robert Hillyard, MD

455 S. Main St.
Orange, CA 92868
Accepting New Patients

Primary Office

455 S. Main St.
Orange, CA 92868
Get Directions
(714) 509-4373
(714) 532-7800
Mon - Fri: 9 a.m. - 5 p.m.

More Information

Medical Groups & Affiliations
  • St. Joseph Heritage Medical Group
  • St. Joseph Hospital Affiliated Physicians
  • Meet The Doctor

    Specialties & Education

    Secondary Specialties
    • Neonatal Medicine
    Education & Training
    • Medical School
      University of California- San Francisco, CA
    • Internship
      Harbor/UCLA- Los Angeles, CA - 1985
    • Residency
      Harbor/UCLA- Los Angeles, CA - 1987
    • Fellowship
      Harbor/UCLA- Los Angeles, CA - 1989
    Areas of Interest

    Hypertension (High Blood Pressure)
    Neonatal Pulmonary Disease

  • Biography


    Areas of Expertise
    Became Board Certified in Pediatrics in 1987 & Neonatology in 1989.

*Note: The data contained within an individual physician’s profile has been provided by that physician’s office. The information contained within the profile has been compiled from multiple sources deemed to be reliable, however the accuracy cannot be guaranteed or warranted by us or the health system. Please contact the physician’s office at the phone number above if you have any questions or to verify the information given. We or the health system are not liable or responsible for incorrect or inaccurate information supplied on the profile or for any reliance upon that information.