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. Caroline Green, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 978-9901 Dr. Carrie Cooper, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-1864 Dr. Castel Hibbert, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 482-0045 Dr. Catherine Geralds, D.O.Austin, TX · No drug or device payments recorded (2025) ·
(512) 654-4000 Dr. Cathia Mendez-vargas, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 478-4939 Dr. Cecilia Cervantes, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 466-2621 Dr. Celina Mankey, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-9650 Dr. Chandima Dehipitiya, MDAustin, TX · $61 in drug and device payments (2025) · Telehealth ·
(512) 654-3000 Dr. Chandrini Jayasundera, MDAustin, TX · No drug or device payments recorded (2025) ·
(409) 772-0848 Dr. Charitha Tokur-sridhar, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-7863 Dr. Charles Felger, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 901-4026 Dr. Charles Foster, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 495-5555 Dr. Charles Griffin, M.D. Dr. Chen Zhou, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 823-4000 Dr. Christina StullAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-7000 Dr. Christoffer Lam, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-7000 Dr. Christopher Moriates, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 324-7000 Dr. Christopher Stearns, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-7000 Dr. Christy Risinger, M.D.Austin, TX · No drug or device payments recorded (2025) · Telehealth ·
(512) 324-4930 Dr. Chun Jin, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 654-2100 Dr. Claire Harrison, MDAustin, TX · No drug or device payments recorded (2025) · Telehealth ·
(512) 324-7000 Dr. Colin VipondAustin, TX · No drug or device payments recorded (2025) ·
(512) 544-7111 Dr. Corey Snyder, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 495-5555 Dr. Corinne Marlene Mayap Fotso, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 482-0045 Dr. Corrinne Dunbar, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 495-5555 Dr. Daniela Drosu, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-1864 Dr. Daniel Crowe, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 660-8766 Dr. Daphne Hancock, MD, MPHAustin, TX · No drug or device payments recorded (2025) ·
(512) 454-5171 Dr. Dave Muthali, M.DAustin, TX · No drug or device payments recorded (2025) ·
(512) 389-6518 Dr. David Bui, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 465-4800 Dr. David Frederick, D.O.Austin, TX · No drug or device payments recorded (2025) ·
(512) 447-2211 Dr. David Hoelscher, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 447-2985 Dr. David Marquez, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 482-0045 Dr. David Rothschild, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 978-9901 Dr. David Vo, MDAustin, TX · $467 in drug and device payments (2025) · Telehealth ·
(512) 454-5171 Dr. David Wajngurt, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(718) 877-8562 Dr. David Weeks, MDAustin, TX · No drug or device payments recorded (2025) · Telehealth ·
(512) 346-6611 Dr. Debra Dollar, MDAustin, TX · No drug or device payments recorded (2025) · Telehealth ·
(512) 338-8388 Dr. Deepa Mittal, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-7863 Dr. Deepa Varshney, MDAustin, TX · $68 in drug and device payments (2025) · Telehealth ·
(512) 454-5171 Dr. Dennis Sneed, M.D.Austin, TX · No drug or device payments recorded (2025) ·
(512) 799-7345 Dr. Devin Garza, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 495-5555 Dr. Devon Branvold, M.D.Austin, TX · No drug or device payments recorded (2025) · Telehealth ·
(512) 454-5171 Dr. Diana Horton, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 445-9000 Dr. Dieter Martin, MDAustin, TX · No drug or device payments recorded (2025) ·
(512) 447-2211 Dr. Dmitri Nikolaenko, DO, MSAustin, TX · $64 in drug and device payments (2025) · Telehealth ·
(512) 454-5171 Dr. Donovan Sigerfoos, DOAustin, TX · No drug or device payments recorded (2025) ·
(512) 324-1864 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.
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