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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. Sergio Sanchez
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-2000
Dr. Serina Flores, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 468-0800
Dr. Shankar Sanka, M.D.
San Antonio, TX · $246 in drug and device payments (2025) · (210) 729-2262
Dr. Shannon Geddes-stowe, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 576-5306
Dr. Sheil Patel, D.O.
San Antonio, TX · $108 in drug and device payments (2025) · (210) 576-5306
Dr. Shelby Valero, DO
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 222-0333
Dr. Shelly Nickels, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 495-0224
Dr. Sherwin Hsu, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 567-4815
Dr. Shireen Jindani, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 706-7800
Dr. Shiv Goel, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 876-1635
Dr. Sidharth Belaguli
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-3555
Dr. Sohni Reddy
San Antonio, TX · $2,532 in drug and device payments (2025) · Telehealth · (210) 404-0000
Dr. Spandana Kolakaleti, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 949-2200
Dr. Sreedevi Parupati, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 344-2673
Dr. Sreejith Pillai, MD
San Antonio, TX · $1,325 in drug and device payments (2025) · (210) 358-4000
Dr. Stanislav Ivanov, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 344-2673
Dr. Stella Yu, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 616-7300
Dr. Stella Zu, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 916-5456
Dr. Stephanie Kennedy, DVM, DACVIM
San Antonio, TX · No drug or device payments recorded (2025) · (210) 930-8383
Dr. Stephen Piwinski, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 257-1400
Dr. Steven Argumedo, MD
San Antonio, TX · $107 in drug and device payments (2025) · Telehealth · (210) 222-0333
Dr. Steven Bauer, MD
San Antonio, TX · $41 in drug and device payments (2025) · (210) 222-0333
Dr. Steven Hlozek
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-3555
Dr. Steven Mercado, M.D.
San Antonio, TX · $2,665 in drug and device payments (2025) · Telehealth · (210) 675-6620
Dr. Steven Moralez, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 921-4200
Dr. Steven Ramos, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 225-4511
Dr. Steven Walker, MD
San Antonio, TX · No drug or device payments recorded (2025) · (855) 425-1055
Dr. Stuart Brigham, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 916-0916
Dr. Sujatha Gerineni, MD
San Antonio, TX · $261 in drug and device payments (2025) · Telehealth · (210) 245-7933
Dr. Sumandeep Brar, MD
San Antonio, TX · $80 in drug and device payments (2025) · (210) 921-3800
Dr. Sumit Mamun, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 344-2673
Dr. Sundas Ahmed, MD
San Antonio, TX · No drug or device payments recorded (2025) · (726) 268-7439
Dr. Suneetha Muthyala, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-4012
Dr. Supreet Singh, DO
San Antonio, TX · $119 in drug and device payments (2025) · (210) 297-7000
Dr. Surbhi Banubakode
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-3555
Dr. Susan Williams, MD
San Antonio, TX · $36 in drug and device payments (2025) · Telehealth · (253) 968-0369
Dr. Sushanth Kakarla
San Antonio, TX · $2,710 in drug and device payments (2025) · Telehealth · (210) 358-3000
Dr. Suzanne Davis, M.D., M.P.H.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-5555
Dr. Suzanne Scott, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 767-9881
Dr. Tamyra Rogers, MD
San Antonio, TX · $673 in drug and device payments (2025) · Telehealth · (210) 495-2117
Dr. Tasnim Islam, D.O
San Antonio, TX · No drug or device payments recorded (2025) · (210) 525-1668
Dr. Tatiana Rugeles Suarez, MD
San Antonio, TX · $852 in drug and device payments (2025) · (109) 213-8002
Dr. Taylor Faulk, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 617-5300
Dr. Temple Ratcliffe, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 358-1944
Dr. Tere Drogin, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 344-2673
Dr. Teresa Godinez, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 401-8185
Dr. Teresa Koger, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 871-4701
Dr. Thet Han Aung, M.D
San Antonio, TX · $3,313 in drug and device payments (2025) · Telehealth · (210) 690-2273
Dr. Thilina Marasinghe, MD
San Antonio, TX · No drug or device payments recorded (2025) · Telehealth · (210) 599-6000
Dr. Thomas Bienen, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 576-5306

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.