CHOC Docs :: Provider Profile

Hyun Sun Park, MD

(949) 267-0400

Developmental & Behavioral Pediatrics

Board Certified:


Dr. Park is on staff at CHOC Children's Hospital

Center for Autism and Neurodevelopmental Disorders
2500 Red Hill Avenue
Suite 100
Santa Ana, CA 92705
phone: (949) 267-0400
fax: (949) 221-0004
map & directions

Physician Bio

Dr. Park attended medical school at Universidad de Buenos Aires, Facultad de Medicina, Argentina. She completed both her internship and residency at the University of Illinois, Chicago. She performed a fellowship at Rainbow Babies and Children Hospital, Cleveland, Ohio in Developmental and Behavioral Pediatrics. She is affiliated with UCIMC and CHOC. Dr. Park is board certified in Pediatrics and board eligible in Developmental and Behavioral Pediatrics. She is specifically interested in children with ADHD, autism in early infancy, and hypnosis in children. Dr. Park also speaks Spanish and Korean.


  • Medical School
    University of Buenos Aires Faculty of Medicine, Argentina
  • Pediatrics Residency
    University of Illinois, Chicago
  • Developmental/Behavioral Pediatrics Fellowship
    Rainbow Babies Hospital, Cleveland, OH

Board Certifications

  • Pediatrics

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UC Irvine

CHOC Children's is affiliated with the UC Irvine School of Medicine