CHOC Docs :: Provider Profile

Kenneth E Grant, MD




Board Certified:
Pediatric Gastroenterology

Special Interests:
Nutrition, growth and development, inflammatory bowel disease, and eosinophilic esophagitis

Research Focus:
Noninvasive techniques for diagnosing and monitoring eosinophilic esophagitis

Dr. Grant is on staff at CHOC Children's Hospital & CHOC Children's at Mission Hospital

CHOC Children's Clinic
1201 W. La Veta Ave.
Building: CHOC Clinic
Orange, CA 92868
phone: 888-770-2462
fax: 855-246-2329
map & directions

CHOC Children’s Specialty Center - Newport Beach
500 Superior Ave.
Suite 140
Newport Beach, CA 92663
map & directions

CHOC Children's Health Center - Mission Viejo
26691 Plaza
Suite 130
Mission Viejo, CA 92691
map & directions

Physician / Researcher Bio

An expert in the field of pediatric gastroenterology, Dr. Grant specializes in the treatment and management of pediatric gastroenterology disorders, with particular emphasis in growth and development.

On the forefront of the latest research and treatment methods, Dr. Grant’s clinical interests include nutrition, growth and development, inflammatory bowel disease and eosinophilic esophagitis. Dr. Grant is conducting studies of noninvasive techniques for diagnosing and monitoring eosinophilic esophagitis using an imaging technique that will measure the natural fluorescence of the eosinophils. Dr. Grant is working to combine CHOC Children’s eosinophilic esophagitis clinic with the autism clinic so that the two treatment teams can work together on autism research.

A nationally-recognized expert in pediatric gastroenterology, Dr. Grant has been published in numerous books and journals, including the text Office Pediatrics and the journals of Pediatric Gastroenterology and Nutrition, the Annals of Surgery, and Gastroenterology. 

Dedicated to clinical excellence, Dr. Grant is board certified in pediatric gastroenterology. Prior to joining CHOC Children’s, Dr. Grant attended medical school at Albany Medical College in New York. He completed both his internship and residency at Children’s Hospital of Buffalo in New York and served his fellowship at Massachusetts General Hospital in Boston.

A highly respected physician, Dr. Grant has received the Orange County Medical Association’s Physicians of Excellence award multiple years running and is consistently voted as one of Orange County’s Top Doctors.

Administrative Appointments

  • Chair, Gastroenterology, CHOC Children's
  • Gastroenterology, CHOC Children’s Specialists


  • Clinical & Research Fellowship
    Pediatric Gastroenterology & Nutrition
    Massachussetts General Hospital & Boston Children’s Hospital, Boston, MA
  • Pediatric Residency
    Children’s Hospital of Buffalo, Buffalo, NY
  • Medical School
    Albany Medical College, 47 New Scotland Ave, Albany, NY
  • Research and Teaching Fellowship, NIH Training Grant
    Department of Nutrition and Food Science
    Massachussets Institute of Technology, Boston, MA

Board Certifications

  • Pediatric Gastroenterology
    American Board of Pediatrics

Honors and Awards

  • Orange County Medical Association’s Physicians of Excellence 2010-2012

Published Works

Nguyen, TT, Dyer DL, Dunning DD, Rubin SA, Grant KE, and Said HM. Folate transport in human intestine: isolation of a cDNA clone, functional expression in Xenopus oocytes, and tissue distribution of complementary RNA. Gastro 112(3):783-91, 1997

McCloud E, Dyer DL, Grant KE, and Said HM. Uptake of L-Carnitine by human intestinal epithelial cell line, Caco-2. Gastro 111(6): 1534-40, 1996.

Said HM, Ma TY and Grant KE. Regulation of riboflavin intestinal uptake by protein kinase A: Studies with cultured human-derived Caco-2 cells. Am J Physiol 267:G955-59, 1994

McCloud E, Mathis RK, Grant KE, and Said HM. Intestinal uptake of uridine in suckling rats: Mechanism and ontogeny. Pro Soc Exp Biol Med 206 (4):425-30, 1994

Firouzbakhsh S, Mathis R. Dorchester W, Osease R, Groncy P, Grant KE, Finklestein J. Measured Resting energy expenditure in children. J Ped Gi and Nutr 16: 136-42, 1993

Haratz PR, Carter EA, Sullivan D, Grant KE, et al. Effect of thermal injury in the rat on transfer of IgA protein into bile. An of Surg 210: 203-7, 1989

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UC Irvine

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