GW
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Wong, Pediatric Gastroenterologist in Orange, CA?
Dr. Gregory Wong, MD is a Pediatric Gastroenterologist, who primarily practices in Orange, CA. Dr. Wong graduated from Chicago Medical School at Rosalind Franklin University of Medicine & Science and completed his residency at Texas OPTI/Driscoll Children's Hospital Program. Dr. Wong is fluent in English and Spanish, and is currently seeing new patients. Dr. Wong’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Wong’s office at (714) 509-4099.
Where did Dr. Wong go to medical school and complete their residency?
Residency: Texas OPTI/Driscoll Children's Hospital Program
Medical School: Chicago Medical School at Rosalind Franklin University of Medicine & Science
What languages does Dr. Wong speak?
Dr. Wong and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Wong treat?
As a Pediatric Gastroenterologist, Dr. Wong diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Wong. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
- K5909: Other constipation
Also known as:
- Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
Also known as:
- Other Feeding Difficulties
- Feeding Difficulties
- Atypical Feeding Problems
- Unusual Eating Issues
- Specific Feeding Challenges
- Eating Problems
- Swallowing Problems
- Unspecified Feeding Issues
ICD-10 Codes:
- R6339: Other feeding difficulties
- R6330: Feeding difficulties, unspecified
Also known as:
- Cystic Fibrosis
- CF
- Mucoviscidosis
ICD-10 Codes:
- E849: Cystic fibrosis, unspecified
Also known as:
- Autism
- Autism Spectrum Disorder
- Classic Autism', 'Kanner's Syndrome
- Severe Autism
ICD-10 Codes:
- F840: Autistic disorder
Also known as:
- Failure to Thrive in Children
- Growth Disorder
- Poor growth in children
- Childhood growth problems
- Infant growth failure
ICD-10 Codes:
- R6251: Failure to thrive (child)
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
Also known as:
- Nausea
- Vomiting
- Nausea and Vomiting
- Feeling Sick to Stomach
- Queasiness
- Upset Stomach
- Throwing up
- Emesis
- Puking
ICD-10 Codes:
- R110: Nausea
- R1110: Vomiting, unspecified
Also known as:
- Gastrostomy
- Ostomy
- Feeding Tube Opening
- Stomach Stoma
- G-tube
ICD-10 Codes:
- Z931: Gastrostomy status
Also known as:
- Anal Birth Defect
- Anal Disorder
- Birth Defects
- Imperforate Anus
- Congenital Anal Atresia
- Blocked Anus at Birth
ICD-10 Codes:
- Q423: Congenital absence, atresia and stenosis of anus without fistula
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Non-Infectious Gastroenteritis and Colitis
- Digestive Disease
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- K529: Noninfective gastroenteritis and colitis, unspecified
Also known as:
- Irritable Bowel Syndrome (IBS)
- Irritable Bowel Syndrome
- Spastic Colon
- Functional Bowel Disorder
- IBS
ICD-10 Codes:
- K589: Irritable bowel syndrome, unspecified
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
Also known as:
- High Liver Enzymes
- ALT Blood Test
- AST Test
- Elevated ALT
- Elevated AST
- Abnormal liver function test
ICD-10 Codes:
- R7401: Elevation of levels of liver transaminase levels
Also known as:
- Hirschsprung's Disease
- Birth Defects
- Colonic Disease
- Hirschsprung disease
- Congenital Megacolon
- Aganglionic Megacolon
- Hirschsprung Disease
ICD-10 Codes:
- Q431: Hirschsprung's disease
What procedures does Dr. Wong perform?
As a Pediatric Gastroenterologist, Dr. Wong performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Wong. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Injections
- Upper Endoscopy with Tube Placement
- EGD with Esophageal Balloon Dilation
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Submucosal Injections
- Esophagogastroduodenoscopy with Injections
- Stomach Scope with Medication
- EGD with Catheter Insertion
- Esophagogastroduodenoscopy with Tube
- Flexible Endoscopy for Tube Placement
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43236: Esophagogastroduodenoscopy, flexible, transoral; with directed submucosal injection(s), any substance
- 43241: Esophagogastroduodenoscopy, flexible, transoral; with insertion of intraluminal tube or catheter
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Feeding Tube Placement with Endoscopy
- PEG Tube Placement
- Gastrostomy Tube Insertion
- EGD with Feeding Tube
- Percutaneous Endoscopic Gastrostomy
CPT Codes:
- 43246: Esophagogastroduodenoscopy, flexible, transoral; with directed placement of percutaneous gastrostomy tube
Also known as:
- Anal Sphincter Nerve Block
- Internal Anal Sphincter Chemodenervation
- Anal Sphincter Injection
- Botox for Anal Fissure
- Chemical Denervation of Anal Muscle
CPT Codes:
- 46505: Chemodenervation of internal anal sphincter
Also known as:
- Gastrostomy Tube Replacement
- G-tube Change
- Percutaneous Gastrostomy Tube Exchange
- Stomach Feeding Tube Replacement
CPT Codes:
- 43762: Replacement of gastrostomy tube, percutaneous, includes removal, when performed, without imaging or endoscopic guidance; not requiring revision of gastrostomy tract
Also known as:
- Removal of Fecal Impaction or Foreign Body Under Anesthesia
- Anesthesia
- Fecal Impaction Extraction
- Rectal Foreign Body Removal
- Anesthetized Bowel Clearance
CPT Codes:
- 45915: Removal of fecal impaction or foreign body (separate procedure) under anesthesia
Also known as:
- Upper Endoscopy for Foreign Body Removal
- EGD for Foreign Body
- Gastroscopy for Object Removal
- Esophagogastroduodenoscopy for Foreign Body
CPT Codes:
- 43247: Esophagogastroduodenoscopy, flexible, transoral; with removal of foreign body(s)
Also known as:
- Anorectal Manometry
- Rectal Pressure Test
- Anal Manometry
- Pelvic Floor Function Test
- Bowel Control Test
CPT Codes:
- 91122: Anorectal manometry
Also known as:
- Esophageal Balloon Distension Study
- Esophageal distension test
- Balloon provocation test
- Esophageal pain study
CPT Codes:
- 91040: Esophageal balloon distension study, diagnostic, with provocation when performed
Also known as:
- Capsule Endoscopy
- Pill Camera
- Wireless Capsule Endoscopy
- Small Bowel Capsule Endoscopy
- Intestinal Imaging Pill
CPT Codes:
- 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report
Also known as:
- Colon Manometry Study
- Colonic Motility Test
- Colon Pressure Study
- Intestinal Motility Test
CPT Codes:
- 91117: Colon motility (manometric) study, minimum 6 hours continuous recording (including provocation tests, eg, meal, intracolonic balloon distension, pharmacologic agents, if performed), with interpretation and report
Also known as:
- Wireless Esophageal pH Test
- Esophageal pH Test
- Bravo pH Test
- Esophageal Reflux Monitoring
- Acid Reflux Test
CPT Codes:
- 91035: Esophagus, gastroesophageal reflux test; with mucosal attached telemetry pH electrode placement, recording, analysis and interpretation
Also known as:
- Swallowing Study (Videofluoroscopy)
- Dysphagia Tests
- Videofluoroscopic Swallowing Study (VFSS)
- Modified Barium Swallow (MBS)
- Dysphagia Evaluation
CPT Codes:
- 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording
Does Dr. Wong accept my insurance?
Dr. Wong accepts most major insurance plans. Important: Please call our office at (714) 509-4099 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Wong accept in Orange, CA?
Dr. Wong in Orange, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
CalOptima
Crown Cork and Seal Company
CVS Health (formerly Aetna)
Monarch HealthCare
OptumRx
Other Health Care Provider
State of California
UnitedHealthcare
View All Insurances
Where is Dr. Wong's office located?
What is Dr. Wong's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Wong's National Provider Identifier (NPI) number is 1386977288.
What common questions do patients ask about Dr. Wong?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Wong
What is Dr. Gregory Wong's specialty?
Dr. Wong is a Pediatric Gastroenterologist near Orange, CA. A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs. Contact Dr. Wong to book an appointment today.
Is this Dr. Gregory Wong affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Wong is affiliated with UCI Medical Center, Providence Mission Hospital Mission Viejo, Providence St. Jude Medical Center, PIH Health Good Samaritan Hospital, Hoag Hospital Newport Beach which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Pediatric Gastroenterologist?
Explore Pediatric Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Gregory Wong accepting new patients in Orange, CA?
Yes, Dr. Gregory Wong is accepting new patients at this time.
Does Dr. Gregory Wong offer online booking?
Please contact Dr. Wong's office at (714) 509-4099 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Wong?
Please contact Dr. Wong's office at (714) 509-4099 for information regarding telehealth appointment availability or for scheduling assistance.
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