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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. Victoria Higbie, M.D.
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 792-6161
Dr. Victoria Nnadi, MD
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 798-1750
Dr. Victoriano Valdez, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 566-5100
Dr. Victor Vlahakos, MD
Houston, TX · No drug or device payments recorded (2025) · (832) 266-4137
Dr. Vincent Kau, MD
Houston, TX · $1,587 in drug and device payments (2025) · (281) 558-5558
Dr. Vinh Nguyen, M.D.
Houston, TX · $1,777 in drug and device payments (2025) · (713) 252-7766
Dr. Vinita Akula, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 500-6500
Dr. Viraj Bhise, MD MPH
Houston, TX · No drug or device payments recorded (2025) · (713) 792-6161
Dr. Viresh Patel, M.D.
Houston, TX · $1,084 in drug and device payments (2025) · Telehealth · (832) 678-8252
Dr. Vishalakshi Lakshmanan, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 500-6712
Dr. Vishal Patel, M.D.
Houston, TX · $696 in drug and device payments (2025) · (713) 741-8853
Dr. Vivek Hansalia, MD
Houston, TX · $20 in drug and device payments (2025) · (713) 500-7878
Dr. Vivian Pugh, MD
Houston, TX · $895 in drug and device payments (2025) · Telehealth · (888) 803-3370
Dr. Vrunda Vithalani, MD
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 798-2500
Dr. Vu To, MD
Houston, TX · $1,857 in drug and device payments (2025) · Telehealth · (281) 829-3999
Dr. Walter Mendoza, M.D.
Houston, TX · $47 in drug and device payments (2025) · (713) 960-8008
Dr. Wan Hsiang Chen, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 235-1100
Dr. Wanika Williams, M.D.
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 464-9939
Dr. Warren Simi, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 479-1100
Dr. Wei-ming Tuan, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 442-0000
Dr. Wei-ning Sun
Houston, TX · No drug or device payments recorded (2025) · (713) 441-5114
Dr. Wei Wang, MD/PHD
Houston, TX · No drug or device payments recorded (2025) · (713) 588-4926
Dr. Wei Yang, M.D.
Houston, TX · $38 in drug and device payments (2025) · (786) 683-9736
Dr. Wen Yang, MD
Houston, TX · $773 in drug and device payments (2025) · Telehealth · (281) 876-3847
Dr. Willa Hong, DO
Houston, TX · No drug or device payments recorded (2025) · (713) 526-5511
Dr. William Couch, MD
Houston, TX · No drug or device payments recorded (2025) · (281) 440-5300
Dr. William Franklin
Houston, TX · No drug or device payments recorded (2025) · (713) 779-5180
Dr. William Graham, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 873-8890
Dr. William Lent, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 526-5606
Dr. William Manuel, MD
Houston, TX · $168 in drug and device payments (2025) · (713) 528-3366
Dr. William Mcinturf, DO
Houston, TX · No drug or device payments recorded (2025) · (832) 869-4818
Dr. William Mckee, M.D, FACP
Houston, TX · $1,285 in drug and device payments (2025) · Telehealth · (713) 441-4280
Dr. William Nguyen, MD
Houston, TX · $53 in drug and device payments (2025) · (713) 626-9971
Dr. Windsen Pan, M.D.
Houston, TX · $592 in drug and device payments (2025) · Telehealth · (281) 737-0570
Dr. Winston Suh
Houston, TX · No drug or device payments recorded (2025) · Telehealth · (713) 798-1750
Dr. Winston Watkins, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 650-6556
Dr. Wuju Chun, M.D.
Houston, TX · No drug or device payments recorded (2025) · (832) 341-5229
Dr. Yadier Brito-cuas, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 500-6500
Dr. Yago Nieto, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 792-6161
Dr. Yakov Gizersky, D.O.
Houston, TX · No drug or device payments recorded (2025) · (281) 794-7515
Dr. Yaman Abdullah, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 500-6536
Dr. Yamini Naygandhi, MD
Houston, TX · $33 in drug and device payments (2025) · Telehealth · (713) 442-4000
Dr. Yasmin Marcantonio
Houston, TX · No drug or device payments recorded (2025) · (713) 798-4951
Dr. Yasmin Moolani, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 798-0190
Dr. Yasodara Udayamurthy, MD
Houston, TX · $104 in drug and device payments (2025) · (713) 442-1700
Dr. Yassar Ahmed, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 960-8008
Dr. Yee Tham, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 798-1655
Dr. Yong Rhee, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 932-1010
Dr. Yousf Radwan, MD
Houston, TX · No drug or device payments recorded (2025) · (713) 790-3311
Dr. Youshi Yin, M.D.
Houston, TX · No drug or device payments recorded (2025) · (713) 873-2000

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.