Dr. Gregory K. Wong, Pediatric Gastroenterology
Gregory Wong, MD
is on staff at
CHOC Hospital Orange
Appointments:
Specialty:
Board Certified:
Gastroenterology Referrals
Physicians can refer patients to CHOC through our eCeptionist Referral Portal.
Dr. Gregory Wong is a board certified pediatric gastroenterologist who treats the full-spectrum of gastrointestinal disorders in children at CHOC. Dr. Wong is a member of the physician team, CHOC Gastrointestinal Motility Program. Dr. Wong is the primary gastroenterologist of CHOC’s Cystic Fibrosis Center and is an awardee of the Cystic Fibrosis Foundation’s DIGEST training grant. His clinical interests include chronic constipation, swallowing problems, gastroparesis and irritable bowel syndrome.
Dr. Wong attended medical school at Chicago Medical School Rosalind Franklin University, North Chicago, Illinois. He completed his pediatrics residency at UCI Medical Center, Orange, California. Dr. Wong served his pediatric gastroenterology and hepatology fellowship at Texas Children’s Hospital, Baylor College of Medicine, Houston, Texas, where focused his training on gastrointestinal motility disorders and further conducted research on stomach emptying problems in children.
Dr. Wong has written publications and has given several lectures on pediatric gastroenterology topics of gastroparesis and gastric retention in children undergoing gastric emptying scintigraphy. Dr. Wong was born and raised in Honolulu, Hawaii.
Locations
CHOC Clinic
1201 W. La Veta Ave.
Building: CHOC Clinic
Orange, CA 92868
phone: 888-770-2462
fax: 855-246-2329
CHOC Specialty Center – Newport Beach
500 Superior Ave.
Suite 140
Newport Beach, CA 92663
phone: 949-631-3603
fax: 877-484-4017
CHOC Health Center, Mission Viejo
26691 Plaza, Suite 130
Mission Viejo, CA 92691
Education
- Medical School
Chicago Medical School/Rosalind Franklin University, North Chicago, IL - Pediatric Gastroenterology Fellowship
Texas Children’s Hospital, Houston, TX - Pediatrics Residency
UCI Medical Center, Orange, CA - Pediatrics Residency
University of North Carolina Hospitals, Chapel Hill, NC
Administrative Appointments
- Gastroenterology, CHOC Specialists
Board Certifications
- Pediatric Gastroenterology
American Board of Pediatrics - Pediatrics
American Board of Pediatrics
Lectures and Presentations
- Relationship of Gastrointestinal Symptoms and Psychological Distress to Gastric Retention in Children Undergoing Gastric Emptying Scintigraphy
Publications
- Decreased Relative Diagnostic Yield of Esophagogastroduodenoscopy in Children with Gastroparesis, Journal of Clinical Gastroenterology, Ahead of Print, 2013
Our gastroenterologists commonly treat:
- Abdominal pain
- Diarrhea
- Inflammatory bowel disease
- Celiac disease
- Constipation
- Growth failure
- Pancreatic disorders
- Nutritional problems
- Feeding problems and dysphagia
- Gastroesophageal reflux
- Eosinophilic esophagitis
- Parenteral nutrition and enteral nutrition support
- Gastrointestinal motility disorders
- Liver/biliary abnormalities
-
Upper GI Tract Conditions
- Difficulty swallowing / dysphagia
- Gastroesophageal reflux disease (GERD)
- Eosinophilic esophagitis
- Esophageal varicies
- Esophagitis
- Esophageal achalasia
- Heartburn
- Feeding disorders
- Peptic ulcers
- Pyloric stenosis
- Intestinal malrotation and volvulus
- Meckel's diverticulum
- Celiac disease
- Gastroparesis
- Gastroschisis
- Gastritis
- Intestinal dysmotility
- Gastrointestinal bleeding.
- Anorectal malformation
- Constipation
- Encopresis
- Hirschsprung's disease
- Irritable bowel syndrome
- Anal fissures
- Ascites
- Rectal bleeding
- Hemorrhoids
- Intestinal polyps
- Chronic intestinal pseudo-obstruction (CIPO)
- Inflammatory bowel disease (IBD) including ulcerative colitis and Crohn’s disease
- Gastrointestinal bleeding.
- Helicobacter Pylori
- Necrotizing enterocolitis
- Viruses, bacteria and parasites in the digestive tract.
Lower GI Tract Conditions
Inflammatory and Infectious Diseases
-
Liver Disorders
- Biliary atresia
- Hepatitis
- Autoimmune liver disease
- Liver disease
- Liver enlargement
- Liver failure
- Metabolic liver disease
- Fatty liver disease
- Cirrhosis
- Jaundice
- Cholestasis
- Portal hypertension
- Gall bladder disease
- Wilson’s disease.
- Colic
- Abdominal pain
- Diarrhea
- Food allergies
- Lactose intolerance
- Nausea and vomiting
- Fecal incontinence
- Excessive burping or passing gas
- Unexplained functional abdominal pain.
- Failure to thrive
- Growth failure
- Unexplained weight loss
- Parenteral nutrition (TPN)
- Enteral nutrition
- Disaccharide intolerance
- Short bowel syndrome
- Malnutrition and other nutrition problems
- Malabsorption.
- Pancreatic insufficiency
- Cystic fibrosis
- Pancreatitis.
Common Childhood GI Problems
Nutritional Problems and Deficiencies
Pancreatic Diseases
Health Stories
Eating Disorders
SIBO and IB-Stim: Amelie’s road back to enjoying food
After months of stomach pain, anxiety and not eating, Amelie got help from CHOC’s Functional Abdominal Pain Program.
CHOC Health
Gastroenterology
Fighting through GERD: Bowie and Finley’s story
Bowie and Finley’s parents knew they were fighters. Their mom shares their journey with gastroesophageal reflux disease (GERD).
CHOC Health
PICU Pediatric Intensive Care Unit
5-year-old Rayaan fights brain, spinal cord inflammation
When Rayann was 16 months old, he caught what seemed like a cold. Soon, he was in CHOC’s pediatric intensive care unit fighting for his life.
CHOC Health