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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. Stuart Spechler, M.D.
Dallas, TX · $232 in drug and device payments (2025) · Telehealth · (469) 800-7050
Dr. Sumita Mehta, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 266-1256
Dr. Suraj Patel, MD, PHD
Dallas, TX · $624 in drug and device payments (2025) · (214) 645-1919
Dr. Syed Sarmast, MD, MPH
Dallas, TX · $392 in drug and device payments (2025) · Telehealth · (214) 820-2361
Dr. Tahir Shaikh
Dallas, TX · $1,345 in drug and device payments (2025) · Telehealth · (214) 590-8000
Dr. Themistocles Dassopoulos, MD
Dallas, TX · $8,456 in drug and device payments (2025) · Telehealth · (469) 800-7180
Dr. Thomas Kerr, MD
Dallas, TX · $550 in drug and device payments (2025) · Telehealth · (214) 645-1919
Dr. Thomas Rogoff, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (972) 566-6700
Dr. Thomas Tielleman, M.D.
Dallas, TX · $4,930 in drug and device payments (2025) · Telehealth · (214) 590-4656
Dr. Thomas Van Dinter, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (972) 758-4620
Dr. Umangi Patel, M.D.
Dallas, TX · $815 in drug and device payments (2025) · Telehealth · (214) 947-2285
Dr. Vani Konda, M.D.
Dallas, TX · $14,187 in drug and device payments (2025) · (469) 800-7050
Dr. Vibhu Chittajallu, MD
Dallas, TX · $2,713 in drug and device payments (2025) · Telehealth · (214) 633-5555
Dr. Vineel Kankanala, M.D.
Dallas, TX · $1,983 in drug and device payments (2025) · Telehealth · (972) 780-7300
Dr. Viralkumar Patel, MD
Dallas, TX · $1,127 in drug and device payments (2025) · Telehealth · (214) 368-6707
Dr. Walter Young, M.D.
Dallas, TX · $198 in drug and device payments (2025) · (214) 467-8302
Dr. William Harford Jr, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 371-6441
Dr. William Hodges, M.D.
Dallas, TX · $475 in drug and device payments (2025) · Telehealth · (214) 323-8500
Dr. William Santangelo, MD
Dallas, TX · No drug or device payments recorded (2025) · (214) 645-8600
Dr. William Stevens, M.D.
Dallas, TX · No drug or device payments recorded (2025) · (214) 345-7398
Dr. Xiaofei Kong, MD
Dallas, TX · $150 in drug and device payments (2025) · (214) 645-0575
Dr. Yeshika Sharma, MD
Dallas, TX · $8,629 in drug and device payments (2025) · Telehealth · (214) 820-8500
Dr. Muhammad Asim, MD
Decatur, TX · $962 in drug and device payments (2025) · (940) 626-1864
Dr. Sammy Horton, M.D.
Decatur, TX · No drug or device payments recorded (2025) · (940) 539-2501
Dr. Karthik Ragunathan, MD
Denison, TX · $43 in drug and device payments (2025) · (903) 416-6255
Dr. Nhat Nguyen, M.D.
Denison, TX · $690 in drug and device payments (2025) · (903) 416-6255
Dr. Onpan Cheung, M.D., M.P.H.
Denison, TX · $278 in drug and device payments (2025) · (903) 416-6389
Dr. Richard Saltz, M.D.
Denison, TX · $84 in drug and device payments (2025) · (903) 416-8237
Dr. Tung Tran, M.D.
Denison, TX · $24,157 in drug and device payments (2025) · (903) 416-6255
Dr. Abhinandan Raj, MD
Denton, TX · $361 in drug and device payments (2025) · (940) 383-1400
Dr. Amjad Awan, MD
Denton, TX · $362 in drug and device payments (2025) · (940) 231-1632
Dr. Bryce Mays, M.D.
Denton, TX · $2,704 in drug and device payments (2025) · (940) 387-5577
Dr. Caroline Walker, MD
Denton, TX · $2,581 in drug and device payments (2025) · (940) 220-6900
Dr. Gang Quan, M.D.
Denton, TX · $30 in drug and device payments (2025) · (214) 394-6691
Dr. Gaurav Arora, M.D.
Denton, TX · $6,865 in drug and device payments (2025) · (940) 514-8211
Dr. Joseph Fletcher, M.D.
Denton, TX · No drug or device payments recorded (2025) · (940) 387-5577
Dr. Ramesh Srinivasan, MD
Denton, TX · $1,187 in drug and device payments (2025) · (940) 387-5577
Dr. Roy Joseph, MD
Denton, TX · $96 in drug and device payments (2025) · Telehealth · (940) 243-7200
Dr. Shawn Panzer, MD
Denton, TX · No drug or device payments recorded (2025) · (940) 566-4720
Dr. Vijaya Dasari, MD
Denton, TX · $182 in drug and device payments (2025) · Telehealth · (940) 898-7488
Dr. Janardhan Konda, M.D.
Desoto, TX · No drug or device payments recorded (2025) · (972) 780-7300
Dr. Asif Zamir, M.D.
Edinburg, TX · $19 in drug and device payments (2025) · (956) 362-3636
Dr. Carlos Cardenas, MD
Edinburg, TX · $237 in drug and device payments (2025) · (956) 362-3636
Dr. Henry Herrera, M.D.
Edinburg, TX · $176 in drug and device payments (2025) · (956) 362-3636
Dr. Prateek Harne, MD
Edinburg, TX · $311 in drug and device payments (2025) · (956) 362-3636
Dr. Ramakrishna Behara, D.O.
Edinburg, TX · $353 in drug and device payments (2025) · Telehealth · (956) 362-3636
Dr. Sarahi Herrera Gonzalez, MD
Edinburg, TX · No drug or device payments recorded (2025) · (956) 362-3636
Dr. Subrahmanyam Behara, MD
Edinburg, TX · No drug or device payments recorded (2025) · (956) 362-3636
Dr. Alan Karp, M.D.
El Paso, TX · No drug or device payments recorded (2025) · (915) 532-1620
Dr. Alejandro Robles, M.D.
El Paso, TX · $2,798 in drug and device payments (2025) · (915) 215-5200

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.