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. Mohammed Youssef, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Mohanad Bakleh, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 453-2850 Dr. Omer Khan, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Rafay Usman, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Rameen Shahid, MBBSGreenville, TX · No drug or device payments recorded (2025) ·
(609) 309-1396 Dr. Rao Afzal, MDGreenville, TX · No drug or device payments recorded (2025) ·
(832) 757-5602 Dr. Rehan Yazdani, MDGreenville, TX · $369 in drug and device payments (2025) ·
(903) 310-3231 Dr. Roxana Cruz, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5800 Dr. Saad Hasnain, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Shelby Miller, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Syed HamidGreenville, TX · No drug or device payments recorded (2025) ·
(903) 454-6000 Dr. Tanzeela KhanGreenville, TX · No drug or device payments recorded (2025) ·
(903) 453-6130 Dr. Timothy Ellington, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-7750 Dr. Violeta BareikieneGreenville, TX · No drug or device payments recorded (2025) ·
(903) 454-6000 Dr. Wajiuddin Khalfe, M.D.Greenville, TX · No drug or device payments recorded (2025) ·
(903) 455-7942 Dr. Waleed Aljayyousi, MDGreenville, TX · No drug or device payments recorded (2025) ·
(903) 408-5000 Dr. Zohora Binte Jalil, MDGreenville, TX · $97 in drug and device payments (2025) ·
(903) 408-5000 Dr. Asiya Mahmood, M.DGun Barrel City, TX · No drug or device payments recorded (2025) ·
(903) 713-1582 Dr. William Giles, MDGun Barrel City, TX · $1,163 in drug and device payments (2025) ·
(903) 713-1582 Dr. Ping Tan, MDHamilton, TX · No drug or device payments recorded (2025) ·
(254) 386-8136 Dr. Jenny Thomas Jacob, M.D.Harker Heights, TX · No drug or device payments recorded (2025) ·
(254) 213-4322 Dr. Nancy Zegarra, M.D.Harker Heights, TX · No drug or device payments recorded (2025) ·
(254) 618-4330 Dr. Samar Ibrahim, MDHarker Heights, TX · $215 in drug and device payments (2025) · Telehealth ·
(254) 618-1020 Dr. Alberto Pena, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1491 Dr. Anshu Bhatla, MDHarlingen, TX · $285 in drug and device payments (2025) ·
(956) 365-6750 Dr. Arlyn Otero-lugoHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 389-6565 Dr. Beenish Rizvi, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 365-8805 Dr. Bernardino Villescas, M.D.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 389-1100 Dr. Candace Downing, D.O.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 366-4500 Dr. Carlos Alejos, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 389-6565 Dr. Carlos Garza, M.D.Harlingen, TX · $30 in drug and device payments (2025) ·
(956) 365-8805 Dr. Carlos Ramos, M.D.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 389-6565 Dr. Cesar Uribe, M.D.Harlingen, TX · $37 in drug and device payments (2025) ·
(956) 296-1491 Dr. Chandrasekhar Reddy, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 365-6750 Dr. Claudia Perez, FNPHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 421-5207 Dr. David Diaz Voss Varela, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1590 Dr. Diana Lozano, M.D.Harlingen, TX · $603 in drug and device payments (2025) · Telehealth ·
(956) 440-2800 Dr. Dixie Duran, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1491 Dr. Elizabeth Juarez, M.D.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 365-1023 Dr. Elva Osuna Salazar, M.D.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1590 Dr. Fausto Meza, MD MPAHarlingen, TX · $223 in drug and device payments (2025) ·
(956) 364-0482 Dr. Fernando Garcia, M.D.Harlingen, TX · $452 in drug and device payments (2025) ·
(956) 421-4935 Dr. Francisco Avellan Jimenez, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 389-1100 Dr. Garry Souffrant, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1491 Dr. Gesler Madhere, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 296-1491 Dr. Gonzalo Aillon, D.O.Harlingen, TX · No drug or device payments recorded (2025) ·
(956) 430-2408 Dr. Grecia Dominguez Rivera, MDHarlingen, TX · $17 in drug and device payments (2025) ·
(956) 296-1491 Dr. Guadalupe Davila, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 406-6285 Dr. Gustavo Garcia, MDHarlingen, TX · No drug or device payments recorded (2025) ·
(956) 364-0482 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.
Related reading on HealthcareDiscovery.AI
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