Dr. Kari L. Kassir, Pediatric Critical Care

Dr. Kari Kassir is board certified in pediatrics and pediatric critical care. She sees patients at CHOC Children’s Hospital in Orange and CHOC Children’s at Mission Hospital.

Prior to joining CHOC Children’s, Dr. Kassir attended medical school at the University of California, Irvine. She completed a rotating internship at the University of California, Los Angeles and residency training in pediatrics at CHOC Children’s. Dr. Kassir conducted her fellowship in pediatric critical care at Harbor-UCLA in Torrance, California.


CHOC Children’s Hospital
1201 W. La Veta Ave.
Orange, CA 92868

CHOC Children’s at Mission Hospital
27700 Medical Center Rd
Mission Viejo, CA 92691

Western Medical Center
1001 N Tustin Ave
Santa Ana, CA 92705

Administrative Appointments

  • Critical Care, CHOC Children’s Specialists

Academic Appointments

  • Assistant Clinical Professor, Pediatrics
    UC Irvine School of Medicine


  • Medical School
    University of California Irvine College of Medicine, Irvine, California
  • Residency
    CHOC Children’s Hospital
  • Fellowship
    Harbor-UCLA Medical Center, Torrance, California

Professional Organizations

  • American Academy of Pediatrics
  • Society of Critical Care Medicine

  • Kari L Kassir MD
    • Office: 714-509-8620
    • Specialty: Critical Care
    • Board Certified: Pediatrics, Pediatric Critical Care
    • On Staff at: CHOC Children's Hospital and CHOC Children's at Mission Hospital