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Gastroenterologists in Texas

Data updated monthly · Last refresh October 2026

1,477 Gastroenterology providers practice in Texas, including 463 (31%) offering telehealth. The largest concentration is in Houston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

1,477providers
463telehealth
Houstontop city

Gastroenterology by city in Texas

Choose a city to see providers there.

Gastroenterology in Houston272 providers
Gastroenterology in Dallas168 providers
Gastroenterology in San Antonio119 providers
Gastroenterology in Austin65 providers
Gastroenterology in Fort Worth59 providers
Gastroenterology in Plano38 providers
Gastroenterology in El Paso31 providers
Gastroenterology in Galveston30 providers
Gastroenterology in Sugar Land28 providers
Gastroenterology in Lubbock27 providers
Gastroenterology in Temple27 providers
Gastroenterology in Tyler27 providers
Gastroenterology in Round Rock25 providers
Gastroenterology in Arlington23 providers
Gastroenterology in Shenandoah21 providers
Gastroenterology in Irving17 providers
Gastroenterology in Katy16 providers
Gastroenterology in Southlake14 providers
Gastroenterology in Mckinney14 providers
Gastroenterology in Bedford14 providers
Gastroenterology in Mcallen13 providers
Gastroenterology in Amarillo13 providers
Gastroenterology in Webster13 providers
Gastroenterology in Waco13 providers

Gastroenterology providers in Texas

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Elizabeth Odstrcil, M.D.
Dallas, TX · $2,754 in drug and device payments (2025) · Telehealth · (214) 821-5266
Dr. Emre Turer, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-0595
Dr. Ernesto Llano, M.D.
Dallas, TX · $43 in drug and device payments (2025) · Telehealth · (214) 648-3985
Dr. Esmail Elwazir, M.D.
Dallas, TX · $141 in drug and device payments (2025) · (214) 323-8500
Dr. Ezra Burstein, MD
Dallas, TX · $20 in drug and device payments (2025) · (214) 645-0595
Dr. George Rateb
Dallas, TX · $561 in drug and device payments (2025) · Telehealth · (214) 345-5634
Dr. Gerald Isbell, M.D.
Dallas, TX · $269 in drug and device payments (2025) · Telehealth · (214) 633-5555
Dr. Greta Szabo, M.D.
Dallas, TX · $60 in drug and device payments (2025) · Telehealth · (214) 645-0595
Dr. Hemangi Kale, MD
Dallas, TX · $1,633 in drug and device payments (2025) · Telehealth · (214) 821-5266
Dr. Homer Herlong, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (614) 648-6936
Dr. Howard Weiner, M.D.
Dallas, TX · $99 in drug and device payments (2025) · Telehealth · (214) 645-0575
Dr. Hussien Elsiesy, MD
Dallas, TX · $150 in drug and device payments (2025) · (469) 608-4980
Dr. Ian Greenberg, MD
Dallas, TX · $175 in drug and device payments (2025) · (214) 947-6700
Dr. Indira Bhavsar-burke, MD
Dallas, TX · $507 in drug and device payments (2025) · (214) 590-8000
Dr. Jacqueline O'leary, MD, MPH
Dallas, TX · $1,922 in drug and device payments (2025) · (214) 820-8500
Dr. James Hakert, M.D.
Dallas, TX · $340 in drug and device payments (2025) · Telehealth · (214) 368-6707
Dr. Jamil Alsahhar, M.D.
Dallas, TX · $593 in drug and device payments (2025) · Telehealth · (214) 820-8500
Dr. Jan Petrasek, M.D., PH.D.
Dallas, TX · $655 in drug and device payments (2025) · (214) 590-8058
Dr. Jason Martin, M.D
Dallas, TX · $24 in drug and device payments (2025) · Telehealth · (214) 590-8058
Dr. Jay Horton, MD
Dallas, TX · $14,891 in drug and device payments (2025) · (214) 645-8600
Dr. Jeffrey Browning, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-8600
Dr. Jeffrey Weinstein, M.D.
Dallas, TX · $1,063 in drug and device payments (2025) · Telehealth · (214) 947-4400
Dr. Jennifer Cuthbert, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-0624
Dr. Jeremy Louissaint, M.D.
Dallas, TX · No drug or device payments recorded (2025) · Telehealth · (214) 633-5555
Dr. Jianyi Yin
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-0595
Dr. Jiexin Wang, MD, PHD
Dallas, TX · $362 in drug and device payments (2025) · (214) 633-5555
Dr. John Fitz, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-8600
Dr. John Hamilton, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 821-5266
Dr. John Kwon, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-0595
Dr. John Lee, M.D.
Dallas, TX · $600 in drug and device payments (2025) · (214) 368-6707
Dr. John Secor, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 368-6707
Dr. Josephine Ni, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 633-5555
Dr. Joshua Immergluck, MD
Dallas, TX · $323 in drug and device payments (2025) · (214) 590-8000
Dr. Katherine Little, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 545-3990
Dr. Katie Truitt, MD
Dallas, TX · $64 in drug and device payments (2025) · Telehealth · (214) 633-5555
Dr. Kerry Dunbar, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 857-1603
Dr. Kevin Garza, MD
Dallas, TX · $488 in drug and device payments (2025) · (972) 850-3860
Dr. Kimberly Persley, M.D.
Dallas, TX · $945 in drug and device payments (2025) · Telehealth · (214) 345-7398
Dr. Kurt Lange, M.D.
Dallas, TX · $34 in drug and device payments (2025) · (214) 327-2727
Dr. Lafaine Grant, MD
Dallas, TX · $81 in drug and device payments (2025) · Telehealth · (214) 645-0624
Dr. Lawrence Schiller, MD
Dallas, TX · $245 in drug and device payments (2025) · (214) 532-1926
Dr. Leon Wolf, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 232-5431
Dr. Lisa Alvarez, M.D.
Dallas, TX · $1,746 in drug and device payments (2025) · Telehealth · (214) 368-6707
Dr. Lisa Casey, M.D.
Dallas, TX · $129 in drug and device payments (2025) · (214) 645-6340
Dr. Lisa Vanwagner, M.D.
Dallas, TX · $149 in drug and device payments (2025) · Telehealth · (214) 633-5555
Dr. Luke Engelking, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-0595
Dr. Mack Mitchell, M.D.
Dallas, TX · $378 in drug and device payments (2025) · Telehealth · (214) 648-5036
Dr. Maddie Kubiliun, M.D
Dallas, TX · $185 in drug and device payments (2025) · Telehealth · (214) 633-5555
Dr. Magdalena Espinoza, M. D.
Dallas, TX · No drug or device payments recorded (2025) · Telehealth · (602) 578-1192
Dr. Marcela Mendez, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 590-8000

Conditions Gastroenterology providers in Texas commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Texas?

There are 1,477 Gastroenterology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Texas offer telehealth?

Yes. 463 of the 1,477 Gastroenterology providers in Texas (about 31%) report offering telehealth services in CMS data.

Which cities in Texas have the most Gastroenterology providers?

Houston (272), Dallas (168), San Antonio (119) have the highest concentration of Gastroenterology providers in Texas.

How many Gastroenterology providers in Texas received drug or device company payments?

1,112 of 1,477 Gastroenterology providers in Texas (75%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Texas treat?

Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Gastroenterologists in Texas work in independent practices or large health systems?

Among 1,113 Gastroenterologists in Texas enrolled in Medicare, 17% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 69% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Texas work at?

According to CMS facility affiliation records, the Texas hospitals where the most Gastroenterologists hold privileges are Memorial Hermann Hospital System in Houston; Memorial Hermann - Texas Medical Center in Houston; Ut of Texas Southwestern University Hospital - William P. Clements Jr. in Dallas.

Related reading on HealthcareDiscovery.AI

Gastroenterology in all 50 states Search all 1,477 in the directory Ask Zach for help choosing

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Gastroenterology in Texas? Get featured.