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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. Erica Welsh, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 776-9000
Dr. Eric Mueller, MD
Houston, TX · $299 in drug and device payments (2025) · Telehealth · (713) 441-4280
Dr. Eric Tait, MD
Houston, TX · $48 in drug and device payments (2025) · (713) 651-0870
Dr. Eric Thomas, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 325-7100
Dr. Eric Wu, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 715-8687
Dr. Erik Maus, M.D.
Houston, TX · $152 in drug and device payments (2025) · (713) 704-5900
Dr. Ernai Hernandez Sanchez, MD
Houston, TX · $1,158 in drug and device payments (2025) · (832) 272-0401
Dr. Esmaeil Porsa, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 566-5000
Dr. Esteban Berberian, M.D.
Houston, TX · No drug or device payments recorded (2025) · (281) 984-8799
Dr. Etsuko Aoki, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 792-6161
Dr. Eugene Boisaubin, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 325-7100
Dr. Eva Amenta, M.D.
Houston, TX · No drug or device payments recorded (2025) · (203) 606-6520
Dr. Evan Abdullah, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 442-3222
Dr. Evan Li, MD
Houston, TX · $184 in drug and device payments (2025) · (715) 790-3311
Dr. Evan Schauer, M.D.
Houston, TX · $20 in drug and device payments (2025) · (361) 815-1804
Dr. Evelyn Odawo, M.D
Houston, TX · No drug or device payments recorded (2025) · (832) 709-2770
Dr. Ezenwa Onyema, MD
Houston, TX · $222 in drug and device payments (2025) · (713) 704-3989
Dr. Fabrizia Faustinella, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 325-7100
Dr. Faiz Jiwani, MD
Houston, TX · No drug or device payments recorded (2025) · (832) 548-5000
Dr. Fakhar Zaidi, MD
Houston, TX · No drug or device payments recorded (2025) · (281) 206-8070
Dr. Fakhri Kalolwala, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 786-8195
Dr. Fang-ying Lin, M.D.
Houston, TX · No drug or device payments recorded (2025) · (281) 980-0033
Dr. Farzana Sahi, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 270-0477
Dr. Fateeha Furqan, MD
Houston, TX · $51 in drug and device payments (2025) · Telehealth · (713) 792-6161
Dr. Fatima Jaffer, M.D.
Houston, TX · $38 in drug and device payments (2025) · (281) 967-5488
Dr. Fawzia Javed, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 442-0000
Dr. Felicia Feng, M.D.
Houston, TX · $1,234 in drug and device payments (2025) · Telehealth · (713) 781-4600
Dr. Felicia Yan, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 798-5928
Dr. Felipe Rios, M.D
Houston, TX · No drug or device payments recorded (2025) · (713) 649-0870
Dr. Fereshteh Rajabi, MD
Houston, TX · $18 in drug and device payments (2025) · (281) 332-3001
Dr. Fernando Jumalon, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 429-0655
Dr. Filip Janku, M.D, PHD
Houston, TX · No drug or device payments recorded (2025) · (713) 792-6161
Dr. Firoozeh Kar, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 328-2350
Dr. Floyd Luckett, M.D.
Houston, TX · $28 in drug and device payments (2025) · (713) 655-1600
Dr. Franchelle Bailey, M.D.
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 873-2000
Dr. Franchelle Boateng, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 442-1500
Dr. Frank Ajatta, M.D.
Houston, TX · No drug or device payments recorded (2025) · (281) 252-9993
Dr. Frank Hua, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 442-1700
Dr. Frank Longano, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 791-1414
Dr. Frank Mahzari, MD
Houston, TX · No drug or device payments recorded (2025) · (832) 669-0111
Dr. Franziska Nuila, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 798-0190
Dr. Frene' Lacour-chestnut, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 426-0027
Dr. Gabriel Aisenberg, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 566-4550
Dr. Gabriel Arevalo, MD
Houston, TX · No drug or device payments recorded (2025) · (346) 646-4189
Dr. Gabriel Lopez, M.D.
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 792-6161
Dr. Gabriel Ortiz-varela, MD
Houston, TX · No drug or device payments recorded (2025) · (281) 333-0145
Dr. Gabriel Ramos, MD
Houston, TX · $23 in drug and device payments (2025) · (713) 873-2000
Dr. Gary Sheppard
Houston, TX · $1,159 in drug and device payments (2025) · (713) 777-3000
Dr. Gene Lee
Houston, TX · No drug or device payments recorded (2025) · (214) 263-9008
Dr. George Burnazian, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 527-5626

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.