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. Hisham Alsharif, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Hwe Won Lee, DOGalveston, TX · $611 in drug and device payments (2025) ·
(409) 747-1883 Dr. Imanouel SamaiGalveston, TX · $2,236 in drug and device payments (2025) ·
(409) 747-1883 Dr. Isaac GamezGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Isabella GuajardoGalveston, TX · $50 in drug and device payments (2025) ·
(409) 747-1883 Dr. Isaiah Ortega, MDGalveston, TX · $6 in drug and device payments (2025) ·
(409) 747-1883 Dr. Ishaan Manohar, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Jacob Ransom, M.D.Galveston, TX · $75 in drug and device payments (2025) ·
(409) 747-1883 Dr. James Mchenry, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. James Pavela, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-7063 Dr. James Rice, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. James Roberts, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Janvi PatelGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Jeeathbell Balbastro, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 763-4135 Dr. Jeremy Bergman, DOGalveston, TX · $15 in drug and device payments (2025) ·
(409) 747-1883 Dr. Jesse CheungGalveston, TX · $381 in drug and device payments (2025) ·
(409) 747-1883 Dr. Jessemel EstradaGalveston, TX · $94 in drug and device payments (2025) ·
(409) 747-1883 Dr. Joanie Oleary, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Jonathan Lo, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Jonathan Phan, MDGalveston, TX · $246 in drug and device payments (2025) ·
(409) 747-1883 Dr. Jonathan Starkey, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-4194 Dr. Joshua Klinnert, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Joshua Ninan, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Joshua Varghese, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Jourdain Dong, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Julieanna Camarena, DOGalveston, TX · $17 in drug and device payments (2025) ·
(409) 772-7063 Dr. Karen Hansen, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-2222 Dr. Kevin Colbert, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Kevin Honan, DOGalveston, TX · $501 in drug and device payments (2025) ·
(409) 772-2720 Dr. Kevin PhamGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Khushali RoyGalveston, TX · $122 in drug and device payments (2025) ·
(409) 747-1883 Dr. Kimberly Mast, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-2222 Dr. Kodavayour Nirmal, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-2222 Dr. Kumaraman Srivastava, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Kunal Jain, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Kush MaheshwariGalveston, TX · $1,873 in drug and device payments (2025) ·
(409) 747-1883 Dr. Kyle ChangGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Lars Nguyen, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Layla Abdul Jabbar, MDGalveston, TX · $355 in drug and device payments (2025) ·
(409) 747-1883 Dr. Leah Low, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-4194 Dr. Lindsay Sonstein, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Lorena Mata Juarez, M.D.Galveston, TX · No drug or device payments recorded (2025) · Telehealth ·
(409) 747-1883 Dr. Loretta Grumbles, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 682-3863 Dr. Madelaine Khosti, DOGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Maham Gardezi, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Mahnoor JavedGalveston, TX · $447 in drug and device payments (2025) ·
(409) 747-1883 Dr. Malvika Ramesh, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Maria Francis, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 747-1883 Dr. Mariel Diplan Rodriguez, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 761-3200 Dr. Mark Holden, MDGalveston, TX · No drug or device payments recorded (2025) ·
(409) 772-1176 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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