Internal Medicine Doctors in Texas
Data updated monthly · Last refresh October 2026
9,182 Internal Medicine providers practice in Texas, including 1,804 (20%) 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.
9,182providers
1,804telehealth
Houstontop city
Internal Medicine by city in Texas
Choose a city to see providers there.
Internal Medicine 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. Viki KumarPlano, TX · No drug or device payments recorded (2025) ·
(972) 569-6800 Dr. Wafer Gamil, MDPlano, TX · No drug or device payments recorded (2025) ·
(469) 682-5218 Dr. Wayne Casper, MDPlano, TX · No drug or device payments recorded (2025) ·
(214) 507-4920 Dr. Yinghui Liu, MD, PHDPlano, TX · $1,269 in drug and device payments (2025) · Telehealth ·
(972) 618-7800 Dr. Yi XiongPlano, TX · No drug or device payments recorded (2025) ·
(405) 317-3476 Dr. Yvonne Ng, MDPlano, TX · No drug or device payments recorded (2025) ·
(972) 596-6800 Dr. Abimbola Banjo, M.D.,Pleasanton, TX · $119 in drug and device payments (2025) ·
(830) 569-2440 Dr. Ethan Lopez, DOPleasanton, TX · $394 in drug and device payments (2025) ·
(830) 569-6615 Dr. Fnu Rajlakshmi, M.D.Pleasanton, TX · No drug or device payments recorded (2025) ·
(830) 569-2527 Dr. Anthony Gambrah Sampaney, MD. FACPPort Arthur, TX · No drug or device payments recorded (2025) · Telehealth ·
(409) 729-7030 Dr. Fidelis Okotie, MDPort Arthur, TX · No drug or device payments recorded (2025) ·
(409) 853-5086 Dr. James Shepherd, M.D.Port Arthur, TX · No drug or device payments recorded (2025) ·
(409) 344-9087 Dr. Luis MedinaPort Arthur, TX · No drug or device payments recorded (2025) ·
(409) 722-6100 Dr. Marsha Thigpen, M.D.Port Arthur, TX · $3,765 in drug and device payments (2025) ·
(409) 983-1161 Dr. Oscar Enriquez, MDPort Arthur, TX · $156 in drug and device payments (2025) · Telehealth ·
(409) 727-2808 Dr. Samreen Khuwaja, M.DPort Arthur, TX · $14 in drug and device payments (2025) ·
(409) 999-2409 Dr. Shahnaz Ali, M.D.Port Arthur, TX · $21 in drug and device payments (2025) ·
(409) 983-1161 Dr. Amy Lothian, MDPorter, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 442-2100 Dr. Bazgha Khalid, M.D.Porter, TX · No drug or device payments recorded (2025) ·
(713) 442-2100 Dr. Jasmine Pettiford, M.D.Porter, TX · No drug or device payments recorded (2025) · Telehealth ·
(713) 442-2100 Dr. Paul O'leary, M.D.Porter, TX · No drug or device payments recorded (2025) ·
(713) 442-2100 Dr. Randall Roland, D.OPorter, TX · $1,008 in drug and device payments (2025) · Telehealth ·
(281) 354-2417 Dr. Renee Sone, DOPorter, TX · No drug or device payments recorded (2025) ·
(713) 442-2100 Dr. William Torkildsen, MDPort Isabel, TX · $41 in drug and device payments (2025) ·
(956) 943-1774 Dr. David BenitezPortland, TX · $26 in drug and device payments (2025) ·
(361) 643-4546 Dr. Jerome Lee Sang, MDPortland, TX · $666 in drug and device payments (2025) ·
(361) 643-6623 Dr. Laura Soler, M.D.Portland, TX · $633 in drug and device payments (2025) · Telehealth ·
(361) 643-6623 Dr. Rachel Polasek, PAPortland, TX · No drug or device payments recorded (2025) ·
(361) 643-6623 Dr. Don Bunnell, MDPort Lavaca, TX · No drug or device payments recorded (2025) ·
(361) 552-6721 Dr. Leigh Falcon, M.D.Port Lavaca, TX · $552 in drug and device payments (2025) ·
(361) 552-6721 Dr. Mau Shong Lin, MDPort Lavaca, TX · No drug or device payments recorded (2025) ·
(361) 552-2906 Dr. Richard Arroyo-diaz, MDPort Lavaca, TX · $84 in drug and device payments (2025) ·
(361) 552-0325 Dr. Michael Keller, DOPort Neches, TX · No drug or device payments recorded (2025) ·
(409) 962-7606 Dr. Rocco Morrell, D.O.Port Neches, TX · No drug or device payments recorded (2025) ·
(409) 724-1456 Dr. Vijesh Patel, M.D.Port Neches, TX · $52 in drug and device payments (2025) ·
(409) 729-3787 Dr. Glenn Berry, M.D.Prairie View, TX · No drug or device payments recorded (2025) ·
(936) 857-2511 Dr. Arinola Odumusi, M.D. Dr. Benjamin Jones, MDProsper, TX · $514 in drug and device payments (2025) ·
(469) 329-7860 Dr. Starling Reid, MDProsper, TX · No drug or device payments recorded (2025) ·
(972) 679-3880 Dr. Ramachandra Makkena, MDQuanah, TX · No drug or device payments recorded (2025) ·
(940) 663-6151 Dr. Chadd Nelson, D.O.Randolph Air Force Base, TX · No drug or device payments recorded (2025) ·
(210) 652-6403 Dr. Brian Nguyen, MDRed Oak, TX · $485 in drug and device payments (2025) ·
(214) 286-6565 Dr. Francis Fischer, DORed Oak, TX · $104 in drug and device payments (2025) ·
(512) 983-8027 Dr. Abir Ahmad, M.D.Richardson, TX · $47 in drug and device payments (2025) ·
(469) 204-2021 Dr. Adam Karmali, D.O.Richardson, TX · No drug or device payments recorded (2025) ·
(469) 204-2021 Dr. Adrian Meyer, MDRichardson, TX · No drug or device payments recorded (2025) ·
(972) 238-8092 Conditions Internal Medicine providers in Texas commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Texas?There are 9,182 Internal Medicine providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Texas offer telehealth?Yes. 1,804 of the 9,182 Internal Medicine providers in Texas (about 20%) report offering telehealth services in CMS data.
Which cities in Texas have the most Internal Medicine providers?Houston (1,496), Dallas (950), San Antonio (658) have the highest concentration of Internal Medicine providers in Texas.
How many Internal Medicine providers in Texas received drug or device company payments?3,948 of 9,182 Internal Medicine providers in Texas (43%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Texas treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management 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 Internal Medicine Doctors in Texas work in independent practices or large health systems?Among 5,747 Internal Medicine Doctors in Texas enrolled in Medicare, 23% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 60% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Texas work at?According to CMS facility affiliation records, the Texas hospitals where the most Internal Medicine Doctors hold privileges are Memorial Hermann Hospital System in Houston; Baylor University Medical Center in Dallas; Houston Methodist Hospital in Houston.
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