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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. Mariana Tawadrous, D.O.
Carrollton, TX · No drug or device payments recorded (2025) · (469) 620-0811
Dr. Muhammad Ishfaq, M.D
Carrollton, TX · $696 in drug and device payments (2025) · (321) 799-7111
Dr. Najam Khan, M.D.
Carrollton, TX · $27 in drug and device payments (2025) · Telehealth · (972) 820-1000
Dr. Roy Setzenfand, MD
Carrollton, TX · $91 in drug and device payments (2025) · (972) 962-1296
Dr. Saima Javed, MD
Carrollton, TX · No drug or device payments recorded (2025) · (972) 600-2989
Dr. Van Lam, M.D.
Carrollton, TX · No drug or device payments recorded (2025) · Telehealth · (972) 426-8675
Dr. Yong Chang, MD
Carrollton, TX · No drug or device payments recorded (2025) · (972) 245-0028
Dr. Jack Smith, MD
Carthage, TX · $41 in drug and device payments (2025) · (903) 694-4824
Dr. Venkata Samavedi, MD
Carthage, TX · $16 in drug and device payments (2025) · (903) 694-4824
Dr. Rodrigo Crespo
Castroville, TX · $2,796 in drug and device payments (2025) · Telehealth · (830) 931-3336
Dr. Saleh Jaafar, MD
Castroville, TX · $4,005 in drug and device payments (2025) · Telehealth · (830) 931-3336
Dr. Cecil Bailey, MD
Cedar Hill, TX · $783 in drug and device payments (2025) · Telehealth · (972) 299-0003
Dr. Donald Phillips, M.D.
Cedar Hill, TX · No drug or device payments recorded (2025) · (469) 272-5444
Dr. Karuna Vangala, MD
Cedar Hill, TX · No drug or device payments recorded (2025) · (972) 291-7181
Dr. Michael Marshall, M.D.
Cedar Hill, TX · $347 in drug and device payments (2025) · Telehealth · (972) 291-7863
Dr. Penny West, MD
Cedar Hill, TX · No drug or device payments recorded (2025) · Telehealth · (972) 291-7181
Dr. Sam Hankins, M.D.
Cedar Hill, TX · $129 in drug and device payments (2025) · Telehealth · (972) 291-7863
Dr. Aparna Mukkamala, MD
Cedar Park, TX · $75 in drug and device payments (2025) · Telehealth · (512) 324-4083
Dr. Aswini Rajan, M.D.
Cedar Park, TX · $429 in drug and device payments (2025) · Telehealth · (512) 259-3467
Dr. Cameron Poage, M.D.
Cedar Park, TX · $32 in drug and device payments (2025) · Telehealth · (512) 259-3467
Dr. Christine Mbakwe
Cedar Park, TX · $1,163 in drug and device payments (2025) · Telehealth · (737) 321-0200
Dr. Gushyalatha Boya, MD
Cedar Park, TX · $903 in drug and device payments (2025) · Telehealth · (512) 324-4083
Dr. Hanzy Bustamante, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Ivana Garza, MD
Cedar Park, TX · $554 in drug and device payments (2025) · (512) 260-6100
Dr. Jennifer Wu, M.D.,PH.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 259-3467
Dr. Jorge Tobar, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Joseph Onuh, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Joshua Reinhart, MD
Cedar Park, TX · $890 in drug and device payments (2025) · (737) 321-0200
Dr. Kausik Roy, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 260-1581
Dr. Mahmuda Begum, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 260-1581
Dr. Mamta Kumar, M.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Manish Naik, MD
Cedar Park, TX · $289 in drug and device payments (2025) · Telehealth · (512) 260-1581
Dr. Mark Carlson, MD
Cedar Park, TX · No drug or device payments recorded (2025) · Telehealth · (512) 553-1921
Dr. Melissa Miller, MD
Cedar Park, TX · $190 in drug and device payments (2025) · (512) 259-8400
Dr. Mohinder Pegany, M.D.
Cedar Park, TX · $17 in drug and device payments (2025) · Telehealth · (512) 259-3467
Dr. Nabanita Basu, M.D.
Cedar Park, TX · $39 in drug and device payments (2025) · (512) 324-4083
Dr. Nicole Ryman, MD
Cedar Park, TX · $712 in drug and device payments (2025) · Telehealth · (737) 321-0200
Dr. Nikhil Agarwal, M.D.
Cedar Park, TX · $160 in drug and device payments (2025) · Telehealth · (512) 652-0050
Dr. Omar Akhter, M.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (929) 256-0279
Dr. Rasmey Long, M.D.
Cedar Park, TX · $82 in drug and device payments (2025) · (512) 324-4083
Dr. Sabiha Mondal, M.D
Cedar Park, TX · $18 in drug and device payments (2025) · (512) 260-1368
Dr. Shirin Trisha, MD
Cedar Park, TX · $105 in drug and device payments (2025) · (512) 528-7000
Dr. Sterling Ray, M.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Susan Khan, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 413-9416
Dr. Umesha Naragalu Boregowda, MD
Cedar Park, TX · $32 in drug and device payments (2025) · (737) 356-8875
Dr. Usha Gujja, M.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Veena Surapaneni, MD
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 260-5206
Dr. Victoria Gaca, MD
Cedar Park, TX · $753 in drug and device payments (2025) · Telehealth · (512) 259-3467
Dr. Ziad Rouhana, M.D.
Cedar Park, TX · No drug or device payments recorded (2025) · (512) 324-4083
Dr. Malik Ali, D.O.
Celina, TX · $96 in drug and device payments (2025) · (972) 382-8600

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.