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Gastroenterology Physician

25,891 Gastroenterology Physician providers across the U.S.

Gastroenterologists specialize in the digestive system — esophagus, stomach, intestines, liver, and pancreas — handling everything from persistent heartburn and IBS to the screening colonoscopies recommended as you get older. Carenary lists 25,891 gastroenterologists; browse by city to find one near you.

What is a Gastroenterology Physician?

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Allopathic & Osteopathic PhysiciansInternal MedicineSource: NUCC Health Care Provider Taxonomy

Top cities for Gastroenterology Physician

Gastroenterology Physician providers

NP
Nehali Patel, MD
Gastroenterology Physician
Fontana, CA(909) 427-5000
DS
Daniel Seid, MD
Gastroenterology Physician
Fontana, CA(909) 427-3910
BV
Blanca Viramontes, MD
Gastroenterology Physician
Fontana, CA(909) 427-3910
KA
Kevin Ashby, Md Inc.
Gastroenterology Physician
Foothill Ranch, CA(949) 238-8050
LM
Leduc Medical Group, Inc.
Gastroenterology Physician
Fountain Valley, CA(714) 540-0105
DM
David M. Truong, M.D. A Professional Corporation
Gastroenterology Physician
Fountain Valley, CA(714) 274-9969
DA
Digestive And Health Center Of Orange County Inc.
Gastroenterology Physician
Fountain Valley, CA(714) 274-9969
D&
Digestive & Liver Center Corp
Gastroenterology Physician
Fountain Valley, CA(714) 867-4457
RJ
Ronald J Policastro Md Inc
Gastroenterology Physician
Fountain Valley, CA(714) 962-7705
HS
Harvinder S. Sahni, M.D., Inc
Gastroenterology Physician
Fountain Valley, CA(714) 435-1190
OC
Orange County Digestive Care Inc
Gastroenterology Physician
Fountain Valley, CA(714) 378-7390
RA
Richard A Zelner M D Inc
Gastroenterology Physician
Fountain Valley, CA(714) 861-4620
BF
Babak Firoozi Md Inc
Gastroenterology Physician
Fountain Valley, CA(714) 662-0770
JA
Jose Luis Aranez, M.D
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
EA
Erick Argueta, MD
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
FA
Fernando Austin, MD
Gastroenterology Physician
Fountain Valley, CA(714) 964-6229
BF
Babak Firoozi, M.D
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
NH
Nancy Han, M.D
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
LH
Lizhou Huang, M.D
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
VK
Vincent Kao, DO
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
DN
Duke Nguyen, MD
Gastroenterology Physician
Fountain Valley, CA(714) 378-7390
RP
Ronald Policastro, M.D
Gastroenterology Physician
Fountain Valley, CA(714) 962-7705
DS
Davinder Singh, M.D
Gastroenterology Physician
Fountain Valley, CA(714) 540-9911
KT
Ky-Dieu Tran, MD
Gastroenterology Physician
Fountain Valley, CA(714) 867-4457
DT
David Truong, M.D
Gastroenterology Physician
Fountain Valley, CA(714) 274-9969
RZ
Richard Zelner
Gastroenterology Physician
Fountain Valley, CA(657) 241-9090
CO
Christopher Orpiano, D.O
Gastroenterology Physician
Fowler, CA(559) 834-1614
FW
Frederick W.K. Chen
Gastroenterology Physician
Freedom, CA(831) 728-1410
MK
Margaret Khouri, M.D., P.C.
Gastroenterology Physician
Freedom, CA(831) 722-2700
DC
Digestive Care, Llc
Gastroenterology Physician
Freedom, CA(831) 728-1410

How to choose a Gastroenterology Physician

  • Verify the NPI
    Every listing shows a National Provider Identifier you can confirm on the official CMS registry.
  • Check they're accepting patients
    Call ahead to confirm availability and whether they take new patients.
  • Confirm insurance
    Ask whether they're in-network for your plan before you schedule.
  • Consider location & hours
    Use the map and address on each profile to find a convenient option.

Related specialties

Frequently asked questions

What does a Gastroenterology Physician do?

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

How many Gastroenterology Physician providers are there in the United States?

Carenary lists 25,891 Gastroenterology Physician providers nationwide, sourced from the official CMS NPPES NPI Registry. You can browse them by state and city to find one near you.

How do I verify a Gastroenterology Physician's credentials?

Every listing on Carenary includes the provider's National Provider Identifier (NPI) from the official CMS registry. Confirm any provider's record at the NPI Registry (npiregistry.cms.hhs.gov), and verify state licensure with the relevant licensing board before scheduling care.

Does Carenary show Gastroenterology Physician ratings or reviews?

No. Carenary is a free directory built on official government data and does not host patient reviews or star ratings. We focus on accurate, verifiable contact and credential information so you can reach providers directly.

Listings sourced from the official CMS NPPES NPI Registry.Every provider NPI-verified.