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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 in Houston1,496 providers
Internal Medicine in Dallas950 providers
Internal Medicine in San Antonio658 providers
Internal Medicine in Austin607 providers
Internal Medicine in Fort Worth394 providers
Internal Medicine in El Paso263 providers
Internal Medicine in Galveston217 providers
Internal Medicine in Plano209 providers
Internal Medicine in Temple195 providers
Internal Medicine in Tyler143 providers
Internal Medicine in Lubbock119 providers
Internal Medicine in Sugar Land108 providers
Internal Medicine in Arlington102 providers
Internal Medicine in Longview100 providers
Internal Medicine in Irving99 providers
Internal Medicine in Corpus Christi95 providers
Internal Medicine in Amarillo82 providers
Internal Medicine in Frisco81 providers
Internal Medicine in Harlingen73 providers
Internal Medicine in Webster70 providers
Internal Medicine in Odessa66 providers
Internal Medicine in Richardson62 providers
Internal Medicine in San Angelo61 providers
Internal Medicine in Round Rock61 providers

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. Vikram Vadyala, MD
Midland, TX · $179 in drug and device payments (2025) · (432) 686-9999
Dr. Charles Leach, MD
Midlothian, TX · No drug or device payments recorded (2025) · (972) 723-5590
Dr. Donald Cox, M.D.
Midlothian, TX · No drug or device payments recorded (2025) · (972) 291-4323
Dr. Kristi Garrett, M.D.
Midlothian, TX · $28 in drug and device payments (2025) · Telehealth · (972) 723-5590
Dr. Leigh Nordstrom, M.D.
Midlothian, TX · $139 in drug and device payments (2025) · Telehealth · (972) 723-1474
Dr. George Thomas, MD
Mineral Wells, TX · No drug or device payments recorded (2025) · Telehealth · (940) 328-6396
Dr. Jeremy Smyrl, DO
Mineral Wells, TX · No drug or device payments recorded (2025) · (940) 325-7813
Dr. Tom Tarkenton, D.O.
Mineral Wells, TX · No drug or device payments recorded (2025) · (940) 325-1543
Dr. Ajithraj Sathiyaraj, MD
Mission, TX · No drug or device payments recorded (2025) · (956) 583-7393
Dr. Alcides Amador, MD
Mission, TX · No drug or device payments recorded (2025) · (956) 583-2211
Dr. Anu Swarup, M.D.
Mission, TX · No drug or device payments recorded (2025) · Telehealth · (956) 583-7393
Dr. Bilal Nazif, DO
Mission, TX · $735 in drug and device payments (2025) · Telehealth · (956) 585-1691
Dr. Carlos Vela, M.D.
Mission, TX · No drug or device payments recorded (2025) · (956) 566-3860
Dr. Charity Abreu-lawrence, M.D.
Mission, TX · $304 in drug and device payments (2025) · Telehealth · (956) 581-0539
Dr. Harold Pean, MD
Mission, TX · $1,332 in drug and device payments (2025) · Telehealth · (956) 519-0770
Dr. Jaspreet Kaur, M.D.
Mission, TX · $25 in drug and device payments (2025) · (956) 271-4950
Dr. Jose Escandon, M.D
Mission, TX · $525 in drug and device payments (2025) · (956) 519-9333
Dr. Luis Arango, M.D
Mission, TX · No drug or device payments recorded (2025) · (956) 581-7809
Dr. Mihaela Shuaib, MD
Mission, TX · No drug or device payments recorded (2025) · (956) 519-0770
Dr. Nelson Kalaf, MD
Mission, TX · $85 in drug and device payments (2025) · Telehealth · (956) 585-2525
Dr. Numan Jahangir, M.D.
Mission, TX · No drug or device payments recorded (2025) · (956) 928-9283
Dr. Robbie Martin, MD
Mission, TX · No drug or device payments recorded (2025) · (303) 482-2723
Dr. Rolando Hinojosa, M.D.
Mission, TX · No drug or device payments recorded (2025) · (956) 581-6366
Dr. Sathiyaraj George, MD
Mission, TX · $120 in drug and device payments (2025) · (956) 583-7393
Dr. Subramaniam Jagadeesan, MD
Mission, TX · No drug or device payments recorded (2025) · (956) 583-7393
Dr. Anjali Sebastian, MD
Missouri City, TX · No drug or device payments recorded (2025) · (713) 442-6700
Dr. Asra Oberoi, M.D.
Missouri City, TX · No drug or device payments recorded (2025) · Telehealth · (713) 443-9611
Dr. Janeana White, MD
Missouri City, TX · $1,947 in drug and device payments (2025) · (281) 704-8696
Dr. Mahnoor Hashmi, MD
Missouri City, TX · No drug or device payments recorded (2025) · (281) 384-6013
Dr. Nadya Alibhai, D.O.
Missouri City, TX · No drug or device payments recorded (2025) · (713) 442-6700
Dr. Oyinade Odia, MD
Missouri City, TX · $14 in drug and device payments (2025) · Telehealth · (713) 324-8884
Dr. Parul Shah, D.O.
Missouri City, TX · $676 in drug and device payments (2025) · Telehealth · (281) 499-5808
Dr. Siddharth Dave, D.O.
Missouri City, TX · No drug or device payments recorded (2025) · (713) 461-2915
Dr. Wilber Estrada Santiago, M.D.
Missouri City, TX · No drug or device payments recorded (2025) · (713) 442-6700
Dr. Zahra Shariff, M.D.
Missouri City, TX · No drug or device payments recorded (2025) · Telehealth · (314) 504-1979
Dr. Htin Thaung, MD
Monahans, TX · $16 in drug and device payments (2025) · (432) 943-2068
Dr. Gary Sharpless, MD
Montgomery, TX · $150 in drug and device payments (2025) · (936) 449-8058
Dr. John Carwile, MD
Montgomery, TX · $1,208 in drug and device payments (2025) · Telehealth · (936) 597-8585
Dr. Esayas Abebe, M.D
Mount Pleasant, TX · No drug or device payments recorded (2025) · (903) 577-6000
Dr. Farahnaz Haroon, MD
Mount Pleasant, TX · No drug or device payments recorded (2025) · (903) 577-6000
Dr. Justin Olinde, M.D.
Mount Pleasant, TX · No drug or device payments recorded (2025) · (903) 577-6000
Dr. Jon Tompkins, D.O.
Mt Pleasant, TX · No drug or device payments recorded (2025) · (903) 577-7003
Dr. Manavalan Singaperumal, MD
Mt Pleasant, TX · No drug or device payments recorded (2025) · (903) 575-9896
Dr. Vandana Shah, MD
Mt Pleasant, TX · No drug or device payments recorded (2025) · (903) 577-7003
Dr. Louis Arrondo, MD
Mt Vernon, TX · No drug or device payments recorded (2025) · (903) 588-2766
Dr. Aderemi Adewuyi, M.D.
Murphy, TX · No drug or device payments recorded (2025) · (972) 384-0273
Dr. Gene Pershwitz, M.D.
Murphy, TX · No drug or device payments recorded (2025) · Telehealth · (214) 233-5949
Dr. Muhammad Sadiq, M.D.
Murphy, TX · $273 in drug and device payments (2025) · (469) 301-0288
Dr. Charlotte Appleton, M.D.
Nacogdoches, TX · No drug or device payments recorded (2025) · (936) 569-9481
Dr. David Duke, MD
Nacogdoches, TX · No drug or device payments recorded (2025) · (936) 560-5537

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.

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

Internal Medicine in all 50 states Search all 9,182 in the directory Ask Zach for help choosing

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Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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 Internal Medicine in Texas? Get featured.