
Accepting patients
Who is Dr. Steinmetz, Pediatric Gastroenterologist in Long Beach, CA?
Dr. Barry Steinmetz, MD is a Pediatric Gastroenterologist, who primarily practices in Long Beach, CA. Dr. Steinmetz graduated from Baylor College of Medicine and completed his residency at Baylor University Medical Center. Dr. Steinmetz is fluent in English and Spanish, and is currently seeing new patients. Dr. Steinmetz’s practice accepts Kaiser Permanente and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Steinmetz’s office at (562) 933-3009.
Where did Dr. Steinmetz go to medical school and complete their residency?
Residency: Baylor University Medical Center | Harbor-UCLA Medical Center
Medical School: Baylor College of Medicine | University of Missouri-Columbia School of Medicine
What languages does Dr. Steinmetz speak?
Dr. Steinmetz and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Pediatric Gastroenterologist like Dr. Steinmetz typically treat?
As a Pediatric Gastroenterologist, Dr. Steinmetz 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. Steinmetz. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Belly Button Pain
- Upper Middle Abdominal Pain
- Widespread Abdominal Pain
- Abdominal Pain
- Pain around navel
- Periumbilical discomfort
- Umbilical pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
ICD-10 Codes:
- R1033: Periumbilical pain
- R1013: Epigastric pain
- R1084: Generalized abdominal pain
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:
- 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:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Feeding Difficulties
- Eating Problems
- Swallowing Problems
- Unspecified Feeding Issues
ICD-10 Codes:
- R6330: Feeding difficulties, unspecified
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
What procedures does a Pediatric Gastroenterologist like Dr. Steinmetz typically perform?
As a Pediatric Gastroenterologist, Dr. Steinmetz 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. Steinmetz. 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. Learn more about our claims-based healthcare methodology.
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
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
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:
- 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
Does Dr. Steinmetz accept my insurance?
Dr. Steinmetz accepts most major insurance plans. Important: Please call our office at (562) 933-3009 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Steinmetz accept in Long Beach, CA?
Dr. Steinmetz in Long Beach, 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
Centene Corporation
City of Los Angeles
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Other Health Care Provider
Seaside Health Plan
State of California
UnitedHealth Group
View All Insurances
Where is Dr. Steinmetz's office located?
Dr. Barry Steinmetz's Primary Practice
2865 Atlantic Ave Ste 104
Long Beach, CA 90806
(562) 933-3009
What is Dr. Steinmetz's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Steinmetz's National Provider Identifier (NPI) number is 1003904814.
What common questions do patients ask about Dr. Steinmetz?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Steinmetz
What is Dr. Barry Steinmetz's specialty?
Dr. Steinmetz is a Pediatric Gastroenterologist near Long Beach, CA.
What does a Pediatric Gastroenterologist do?
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.
Is this Dr. Barry Steinmetz affiliated with a ranked Castle Connolly Top Hospital?
No, Steinmetz is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Providence St. Joseph Hospital Orange. Castle Connolly Top Hospitals 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
When to see a Pediatric Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Pediatric Gastroenterologist. Explore 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 Barry Steinmetz accepting new patients in Long Beach, CA?
Yes, Dr. Barry Steinmetz is accepting new patients at this time.
Does Dr. Barry Steinmetz offer online booking?
Please contact Dr. Steinmetz's office at (562) 933-3009 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Barry Steinmetz?
Please contact Dr. Steinmetz's office at (562) 933-3009 for information regarding telehealth appointment availability or for scheduling assistance.
Other Pediatric Gastroenterologist Near Long Beach, CA

Pediatric Gastroenterologist
Dr. Robert Tran, MD is a Pediatric Gastroenterologist, who primarily practices in Long Beach, CA. He has been practicing for over 20 years and is board certified.
Long Beach, CA

Pediatric Gastroenterologist
Dr. Minnie Mehra, MD is a Pediatric Gastroenterologist, who primarily practices in Long Beach, CA. She is board certified.
Long Beach, CA
MS
Pediatric Gastroenterologist
Dr. Mohamed Shaban, MD is a Pediatric Gastroenterologist, who primarily practices in Sierra Madre, CA with 1 additional practice location.
Sierra Madre, CA