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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. Timothy Murphy
Corpus Christi, TX · No drug or device payments recorded (2025) · (361) 761-3280
Dr. Veena Reddy, M.D.
Corpus Christi, TX · $201 in drug and device payments (2025) · (361) 500-4351
Dr. Vishnu Reddy, M.D.
Corpus Christi, TX · $32 in drug and device payments (2025) · (361) 885-0075
Dr. Courtney Janick
Corsicana, TX · No drug or device payments recorded (2025) · (903) 641-7860
Dr. Deepak Patel, MD
Corsicana, TX · $257 in drug and device payments (2025) · Telehealth · (903) 641-3800
Dr. James Hall, M.D.
Corsicana, TX · $85 in drug and device payments (2025) · Telehealth · (903) 874-9092
Dr. Philipp Schulz, MD
Corsicana, TX · $52 in drug and device payments (2025) · (903) 872-6065
Dr. Priya Roy Chaudhury, M.D.
Corsicana, TX · $677 in drug and device payments (2025) · Telehealth · (903) 872-6065
Dr. Ronald Rodriguez, DO
Corsicana, TX · $51 in drug and device payments (2025) · Telehealth · (903) 641-3820
Dr. Steven Bowers, M.D.
Crandall, TX · No drug or device payments recorded (2025) · (214) 662-0730
Dr. Paul Allencherril, M.D.
Crosby, TX · $116 in drug and device payments (2025) · (281) 452-3983
Dr. Enrico Aguas, MD
Crosbyton, TX · No drug or device payments recorded (2025) · (806) 675-7382
Dr. Edward Bates, MD
Crowley, TX · No drug or device payments recorded (2025) · (682) 250-5700
Dr. Ehab Hanna, MD
Crowley, TX · $1,830 in drug and device payments (2025) · Telehealth · (817) 945-1682
Dr. Adjoa Hanson, M.D.
Cuero, TX · $61 in drug and device payments (2025) · (361) 275-2800
Dr. Jennifer Gonzales, M.D.
Cuero, TX · $18 in drug and device payments (2025) · (361) 275-6191
Dr. Annette Marin, MD
Cypress, TX · No drug or device payments recorded (2025) · (281) 717-6526
Dr. Aramis Cosme, M.D
Cypress, TX · No drug or device payments recorded (2025) · (832) 912-3500
Dr. Areeb Bangash
Cypress, TX · No drug or device payments recorded (2025) · (832) 688-6625
Dr. Ashley Pan, M.D.
Cypress, TX · $35 in drug and device payments (2025) · (281) 737-2165
Dr. Bijoy Mukherjee, DO
Cypress, TX · $884 in drug and device payments (2025) · Telehealth · (281) 737-0111
Dr. Catherine Okonji-azuogu, M.D.
Cypress, TX · $146 in drug and device payments (2025) · (281) 304-1100
Dr. Chelsea Park, D.O.
Cypress, TX · No drug or device payments recorded (2025) · Telehealth · (832) 533-3720
Dr. Christopher Ogunro, M.D.
Cypress, TX · No drug or device payments recorded (2025) · (281) 304-1100
Dr. Cristian Romero, MD
Cypress, TX · $398 in drug and device payments (2025) · Telehealth · (346) 345-2711
Dr. Diana Mazzei Pifano, MD
Cypress, TX · $773 in drug and device payments (2025) · Telehealth · (281) 737-1555
Dr. Dorothy Serna, M.D.
Cypress, TX · $500 in drug and device payments (2025) · Telehealth · (281) 807-5300
Dr. Duy Hoang, D.O.
Cypress, TX · $47 in drug and device payments (2025) · (832) 531-1549
Dr. Gabriela Nicola, M.D.
Cypress, TX · $856 in drug and device payments (2025) · Telehealth · (281) 737-2165
Dr. Harcharan Narang, M.D.
Cypress, TX · No drug or device payments recorded (2025) · (281) 664-0093
Dr. Hiep Nguyen
Cypress, TX · No drug or device payments recorded (2025) · (832) 794-3497
Dr. Hoan Ngo, M.D.
Cypress, TX · $59 in drug and device payments (2025) · Telehealth · (281) 758-1022
Dr. Huy Nguyen, M.D.
Cypress, TX · $488 in drug and device payments (2025) · (281) 469-3949
Dr. Insia Hashmi
Cypress, TX · $510 in drug and device payments (2025) · Telehealth · (832) 522-8444
Dr. Janette Nguyen, MD
Cypress, TX · $56 in drug and device payments (2025) · Telehealth · (281) 758-1022
Dr. Jaswant Pandher, MD
Cypress, TX · No drug or device payments recorded (2025) · Telehealth · (832) 533-8404
Dr. Jorge Bizet Soria, M.D.
Cypress, TX · $174 in drug and device payments (2025) · Telehealth · (832) 674-4512
Dr. Kelly Englund, MD
Cypress, TX · $245 in drug and device payments (2025) · Telehealth · (281) 807-5300
Dr. Le Vo, MD
Cypress, TX · No drug or device payments recorded (2025) · (832) 912-3773
Dr. Lisa Chan, M.D.
Cypress, TX · $1,605 in drug and device payments (2025) · (281) 655-5100
Dr. Mariam Saifee
Cypress, TX · No drug or device payments recorded (2025) · (138) 326-5395
Dr. Marilyn Mayer, MD
Cypress, TX · $226 in drug and device payments (2025) · (832) 756-2976
Dr. Munib Daudjee, M.D.
Cypress, TX · $1,724 in drug and device payments (2025) · Telehealth · (832) 786-4652
Dr. Rishika Sharma, MD
Cypress, TX · No drug or device payments recorded (2025) · (832) 398-5444
Dr. Rupinder Singh, M.D.
Cypress, TX · $68 in drug and device payments (2025) · (281) 477-0525
Dr. Sana Kausar Shamji-mukhi, D.O
Cypress, TX · $144 in drug and device payments (2025) · Telehealth · (713) 442-8400
Dr. Sanjay Jaswani, M.D.
Cypress, TX · $1,296 in drug and device payments (2025) · Telehealth · (713) 461-2915
Dr. Sarah Al Obaidi, MD
Cypress, TX · $74 in drug and device payments (2025) · (832) 533-3785
Dr. Sergio Perossa, MD
Cypress, TX · $398 in drug and device payments (2025) · (281) 345-4800
Dr. Shahzeb Khan, MD
Cypress, TX · $14,386 in drug and device payments (2025) · (281) 766-9669

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.