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 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. Zackquill Morgan, M.D.Dallas, TX · No drug or device payments recorded (2025) ·
(214) 947-6700 Dr. Zhenzhen Xu, MDDallas, TX · No drug or device payments recorded (2025) ·
(214) 590-4656 Dr. Zia Rehman, MDDallas, TX · No drug or device payments recorded (2025) ·
(214) 266-4200 Dr. Zoya Mohammad, MDDallas, TX · $1,077 in drug and device payments (2025) ·
(214) 818-6496 Dr. Zulfiqar Jussa, MDDallas, TX · No drug or device payments recorded (2025) ·
(702) 464-8866 Dr. Shemeka Banger-hill, MDDayton, TX · No drug or device payments recorded (2025) ·
(936) 258-5644 Dr. Curtis Merritt, D.O.Decatur, TX · No drug or device payments recorded (2025) ·
(940) 626-2430 Dr. Joel Raju, MDDecatur, TX · No drug or device payments recorded (2025) ·
(940) 627-5921 Dr. Meria Aulds, MDDecatur, TX · $799 in drug and device payments (2025) · Telehealth ·
(940) 626-0052 Dr. Justin Lantz, M.D.Deer Park, TX · No drug or device payments recorded (2025) ·
(832) 548-5000 Dr. Stephen Koch, M.D.Deer Park, TX · $104 in drug and device payments (2025) ·
(281) 784-9223 Dr. Joe Hubbard, MDDe Leon, TX · No drug or device payments recorded (2025) ·
(254) 893-5895 Dr. Angelica Balingit, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-6015 Dr. Asghar Ali, M.D.Denison, TX · No drug or device payments recorded (2025) ·
(903) 416-4000 Dr. Birendra Lal, M.D.Denison, TX · No drug or device payments recorded (2025) ·
(903) 416-4378 Dr. Charles Derbes, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-4378 Dr. Glen Willie, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 465-2440 Dr. Grace Tucker, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-6000 Dr. Indira OjhaDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-4000 Dr. Jenson Abraham, M.D.Denison, TX · $442 in drug and device payments (2025) · Telehealth ·
(903) 416-4378 Dr. Marilyn Landrum, MDDenison, TX · $380 in drug and device payments (2025) · Telehealth ·
(930) 416-6025 Dr. Mir Quadri, M.DDenison, TX · No drug or device payments recorded (2025) ·
(847) 414-5573 Dr. Robert Sanders, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-6010 Dr. Robert Watson, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-4378 Dr. Ted Truly, MDDenison, TX · No drug or device payments recorded (2025) ·
(903) 416-6010 Dr. Utkal Patel, M.D.Denison, TX · No drug or device payments recorded (2025) ·
(903) 417-2000 Dr. Vanessa Ohnes-verduguez, M.D.Denison, TX · $165 in drug and device payments (2025) ·
(903) 416-6015 Dr. W Watkins, M.D.Denison, TX · No drug or device payments recorded (2025) · Telehealth ·
(903) 416-6010 Dr. Aitazaz Shah, M.DDenton, TX · No drug or device payments recorded (2025) · Telehealth ·
(940) 380-8100 Dr. Alana Hypolite, MDDenton, TX · No drug or device payments recorded (2025) ·
(940) 898-7144 Dr. Alba Caceres Munoz, MDDenton, TX · No drug or device payments recorded (2025) ·
(940) 307-1004 Dr. Anson Harris, MDDenton, TX · No drug or device payments recorded (2025) ·
(940) 898-7144 Dr. Anunaya AashishDenton, TX · No drug or device payments recorded (2025) ·
(817) 820-4906 Dr. Anurag Mishra, MDDenton, TX · No drug or device payments recorded (2025) ·
(630) 847-8384 Dr. Beena Dave, M.D.Denton, TX · No drug or device payments recorded (2025) ·
(940) 382-4060 Dr. Caroline FinnertyDenton, TX · No drug or device payments recorded (2025) ·
(940) 384-3535 Dr. Charles Wahlert, M.D.Denton, TX · No drug or device payments recorded (2025) ·
(940) 380-1985 Dr. Durga DanduDenton, TX · No drug or device payments recorded (2025) ·
(954) 939-5000 Dr. Elango Vinjirayer, M.D.Denton, TX · No drug or device payments recorded (2025) ·
(940) 384-3535 Dr. Faisal Saeed, MDDenton, TX · $1,798 in drug and device payments (2025) · Telehealth ·
(940) 381-0971 Dr. Farah Shah, M.D.Denton, TX · No drug or device payments recorded (2025) · Telehealth ·
(940) 380-8100 Dr. Felipe Porres, MDDenton, TX · No drug or device payments recorded (2025) ·
(940) 891-0342 Dr. George Rojas, DODenton, TX · $1,605 in drug and device payments (2025) · Telehealth ·
(940) 320-1708 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
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
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