HealthcareDiscovery.AI / Doctors / Texas / Internal Medicine

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. Albert Mosqueda, MD
San Antonio, TX · $1,119 in drug and device payments (2025) · Telehealth · (210) 705-5600
Dr. Aldo Moran, DO
San Antonio, TX · $464 in drug and device payments (2025) · Telehealth · (726) 201-3660
Dr. Alejandro Espinosa-tello
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-2000
Dr. Alejandro Macias Sustaita, MD
San Antonio, TX · $258 in drug and device payments (2025) · (210) 921-3800
Dr. Alexander Mora, M.D.
San Antonio, TX · $2,923 in drug and device payments (2025) · (210) 922-2999
Dr. Alexander Paiva, D.O.
San Antonio, TX · $45 in drug and device payments (2025) · Telehealth · (210) 225-5323
Dr. Alexandra Hu, MD
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 705-5600
Dr. Alexis Miles, MD
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 614-1010
Dr. Alfonso Perez, DO
San Antonio, TX · $17 in drug and device payments (2025) · (210) 344-7287
Dr. Alma Aguado, M.D.
San Antonio, TX · $620 in drug and device payments (2025) · Telehealth · (210) 924-6649
Dr. Alvaro Sanchez
San Antonio, TX · No drug or device payments recorded (2025) · (210) 921-3800
Dr. Alvin Shih, D.O.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 638-2000
Dr. Amanda Cruz
San Antonio, TX · $39 in drug and device payments (2025) · (210) 921-3939
Dr. Amar Sunkari, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 495-0222
Dr. Amber Clapper, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 450-9100
Dr. Ambili Ramachandran, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 358-3555
Dr. Amita Kumar, MD
San Antonio, TX · $164 in drug and device payments (2025) · (210) 494-4290
Dr. Amy Webb, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 257-1400
Dr. Ana Gubeladze, M.D.
San Antonio, TX · $17 in drug and device payments (2025) · (210) 358-4000
Dr. Ana Maria Calderon, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 616-7300
Dr. Ana Rodriguez, MD
San Antonio, TX · $2,149 in drug and device payments (2025) · Telehealth · (210) 690-2273
Dr. Andrew Gonzaba, MD
San Antonio, TX · $73 in drug and device payments (2025) · (210) 921-3800
Dr. Andrew Jatskiv, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-4000
Dr. Andrew Menezes, MD
San Antonio, TX · No drug or device payments recorded (2025) · (109) 499-7022
Dr. Andrew Nassralla, DO
San Antonio, TX · $41 in drug and device payments (2025) · (210) 283-6990
Dr. Andrew Wright, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 729-2622
Dr. Angela Malarcher, MD
San Antonio, TX · $209 in drug and device payments (2025) · Telehealth · (210) 637-0022
Dr. Angela Springer, DO
San Antonio, TX · No drug or device payments recorded (2025) · (210) 575-4000
Dr. Angelina Iyinbor, MD
San Antonio, TX · No drug or device payments recorded (2025) · (203) 688-4242
Dr. Anna Rodriguez, M.D.
San Antonio, TX · $45 in drug and device payments (2025) · (210) 699-2100
Dr. Anna Tobon, M.D.
San Antonio, TX · $204 in drug and device payments (2025) · (210) 587-8787
Dr. Anne Kuan, MD
San Antonio, TX · $19 in drug and device payments (2025) · (210) 674-6130
Dr. Annie Chacko, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-7575
Dr. Anthony Andrade, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 617-5300
Dr. Anthony Oliva, MD
San Antonio, TX · $400 in drug and device payments (2025) · (210) 474-6020
Dr. Aparna Rao, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 495-0224
Dr. April Morales, DO
San Antonio, TX · $47 in drug and device payments (2025) · (726) 268-7468
Dr. Arham Siddiqui
San Antonio, TX · $221 in drug and device payments (2025) · (806) 471-4400
Dr. Aris Nikas, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 225-4511
Dr. Arlene Olaisen, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 733-5072
Dr. Arsen Zacharian, MD
San Antonio, TX · $17 in drug and device payments (2025) · (210) 358-4000
Dr. Artemio Ramirez, DO
San Antonio, TX · No drug or device payments recorded (2025) · (210) 344-2673
Dr. Arvind Kumar, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 699-2100
Dr. Asad Rehman, DO
San Antonio, TX · $658 in drug and device payments (2025) · (210) 450-9800
Dr. Ashwin Prabhu, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 732-3668
Dr. Assem Sherkawy, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 871-4701
Dr. Austin Rezigh
San Antonio, TX · No drug or device payments recorded (2025) · (210) 450-9000
Dr. Autumn Galbreath, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 575-8500
Dr. Averess Rickerson, M.D
San Antonio, TX · $208 in drug and device payments (2025) · (210) 646-7227
Dr. Aydin Turan, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 617-5300

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

Related

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.