Pediatric Gastroenterologists in Texas
Data updated monthly · Last refresh October 2026
191 Pediatric Gastroenterology providers practice in Texas. 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.
191providers
Houstontop city
Pediatric Gastroenterology by city in Texas
Choose a city to see providers there.
Where Pediatric Gastroenterologists in Texas practice
From CMS Medicare enrollment records covering 62 of the 191 providers listed here (32%). Providers who do not bill Medicare are not included in these figures.
Largest practice groups
| Group (as registered with Medicare) | Pediatric Gastroenterologists | All clinicians in group | Main city |
| University of Texas Southwestern Medical Center at Dallas | 15 | 3,156 | Dallas |
| Cook Childrens Physician Network | 12 | 307 | Fort Worth |
| Texas Childrens Physician Group | 9 | 661 | Houston |
| University of Texas Health Science Center at San Antonio | 4 | 1,290 | San Antonio |
| Ut Physicians | 2 | 1,744 | Houston |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Pediatric Gastroenterologists affiliated |
| Childrens Medical Ctr of Dallas | Dallas | Nonprofit | Not rated | 5 |
| Cook Childrens Medical Center | Fort Worth | Nonprofit | Not rated | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Pediatric 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. Abiodun Johnson, MDAmarillo, TX · No drug or device payments recorded (2025) ·
(806) 414-9800 Dr. Henna Patel, D.O.Arlington, TX · No drug or device payments recorded (2025) ·
(817) 385-9799 Dr. Sadaf Saghier, M.DArlington, TX · $139 in drug and device payments (2025) ·
(469) 733-1033 Dr. Anees Siddiqui, M.D.Austin, TX · $4,102 in drug and device payments (2025) ·
(512) 628-1810 Dr. Chantal Lucia Casadonte, M.D. Dr. David Easley, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 628-1810 Dr. Geoffrey Daves, MDAustin, TX · $2,158 in drug and device payments (2025) ·
(512) 324-9999 Dr. Kathleen Sanders, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 628-1810 Dr. Sujal Rangwalla, D.O. Dr. Bashar Alaswad, MDBeaumont, TX · No drug or device payments recorded (2025) ·
(409) 813-3883 Dr. Asha Sukumaran Nair, MDCorpus Christi, TX · No drug or device payments recorded (2025) ·
(361) 694-6128 Dr. Ashok Jain, M.D.Corpus Christi, TX · $125 in drug and device payments (2025) ·
(361) 694-6128 Dr. Narendra Yallanki, MBBSCorpus Christi, TX · No drug or device payments recorded (2025) ·
(361) 694-6128 Dr. Sabeen Aslam, M.DCorpus Christi, TX · $173 in drug and device payments (2025) ·
(361) 694-6128 Dr. Valentine Enemuo, M.DCorpus Christi, TX · $136 in drug and device payments (2025) ·
(361) 694-6128 Dr. Baraa Alabd Alrazzak, MDCypress, TX · $164 in drug and device payments (2025) ·
(281) 456-4575 Dr. Jennifer Ezirike Ladipo, M.DCypress, TX · $233 in drug and device payments (2025) ·
(812) 456-4575 Dr. Alexandra Pottorff, MD, MPH Dr. Amal Aqul, MDDallas, TX · $23,474 in drug and device payments (2025) ·
(214) 456-8000 Dr. Annette Whitney, M.D. Dr. Bradley Barth, MDDallas, TX · $2,499 in drug and device payments (2025) ·
(214) 730-5437 Dr. Charina Ramirez, MDDallas, TX · $10,487 in drug and device payments (2025) ·
(214) 456-0117 Dr. David Troendle, MDDallas, TX · $10,491 in drug and device payments (2025) ·
(214) 645-0624 Dr. Edaire Cheng, MDDallas, TX · No drug or device payments recorded (2025) ·
(214) 456-8000 Dr. Isabel Rojas Santamaria, M.D. Dr. Jacobo Santolaya, M.D. Dr. Luis Sifuentes-dominguez, M.D.Dallas, TX · No drug or device payments recorded (2025) ·
(214) 648-3903 Dr. Mhammad Gaith Semrin, MD Common questions
How many Pediatric Gastroenterology providers are in Texas?There are 191 Pediatric Gastroenterology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.
Which cities in Texas have the most Pediatric Gastroenterology providers?Houston (53), Dallas (33), San Antonio (22) have the highest concentration of Pediatric Gastroenterology providers in Texas.
How many Pediatric Gastroenterology providers in Texas received drug or device company payments?119 of 191 Pediatric Gastroenterology providers in Texas (62%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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.
Which hospitals do Pediatric Gastroenterologists in Texas work at?According to CMS facility affiliation records, the Texas hospitals where the most Pediatric Gastroenterologists hold privileges are Childrens Medical Ctr of Dallas in Dallas; Cook Childrens Medical Center in Fort Worth.
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