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Internal Medicine in Brownsville, Texas

Data updated monthly · Last refresh September 2026

36 Internal Medicine providers practice in Brownsville, and 72% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Brownsville

Listed alphabetically. 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. Ahmad Karkoutly, M.D.
Brownsville, TX · $52 in drug and device payments (2025) · (956) 544-0755
Dr. Alejandra Ponce, D.O.
Brownsville, TX · $125 in drug and device payments (2025) · (956) 350-2973
Dr. Christian Ellis, M.D.
Brownsville, TX · $175 in drug and device payments (2025) · (239) 404-6641
Dr. Diana Carubba, M.D.
Brownsville, TX · No drug or device payments recorded (2025) · (956) 621-4946
Dr. Dylan Lopez, MD
Brownsville, TX · No drug or device payments recorded (2025) · (956) 350-7000
Dr. Femi Layiwola, MD
Brownsville, TX · No drug or device payments recorded (2025) · (956) 465-0626
Dr. Francis Gumbel, MD PA
Brownsville, TX · No drug or device payments recorded (2025) · Telehealth · (956) 546-4234
Dr. Graciela Leija, MD
Brownsville, TX · $238 in drug and device payments (2025) · Telehealth · (956) 504-4800
Dr. Hector Arredondo Nino, MD
Brownsville, TX · No drug or device payments recorded (2025) · (512) 730-3060
Dr. Henry Imperial, M.D.
Brownsville, TX · $101 in drug and device payments (2025) · (956) 621-3593
Dr. Joey Ugalino, M.D.
Brownsville, TX · $57 in drug and device payments (2025) · (956) 546-3209
Dr. Jorge Guevara, MD
Brownsville, TX · $949 in drug and device payments (2025) · (956) 546-3116
Dr. Joseph Martinez-o'hara, MD
Brownsville, TX · $346 in drug and device payments (2025) · (956) 982-0909
Dr. Jose Villalobos, MD
Brownsville, TX · $192 in drug and device payments (2025) · (956) 609-4430
Dr. Juan Gonzalez, MD
Brownsville, TX · $40 in drug and device payments (2025) · (956) 544-5700
Dr. Juan Martinez, M.D.
Brownsville, TX · $252 in drug and device payments (2025) · Telehealth · (956) 548-0335
Dr. Kazim Hussain, MD
Brownsville, TX · $51 in drug and device payments (2025) · Telehealth · (956) 350-5444
Dr. Kirk Smith, MD
Brownsville, TX · $21 in drug and device payments (2025) · (956) 554-0010
Dr. Lilia Hernandez, M.D.
Brownsville, TX · $488 in drug and device payments (2025) · Telehealth · (956) 525-7310
Dr. Loganayaki Anandasivam, M.D.
Brownsville, TX · No drug or device payments recorded (2025) · (956) 548-2242
Dr. Luis Morales, MD
Brownsville, TX · $20 in drug and device payments (2025) · (956) 504-6227
Dr. Maria Uribe, M.D.
Brownsville, TX · $26 in drug and device payments (2025) · (956) 548-7400
Dr. Mark Weisberg, M.D.
Brownsville, TX · No drug or device payments recorded (2025) · (956) 518-1016
Dr. Miguel Molinas, M.D.
Brownsville, TX · $1,599 in drug and device payments (2025) · Telehealth · (956) 544-0977
Dr. Nisar Hussain, M.D.
Brownsville, TX · $83 in drug and device payments (2025) · (956) 621-3593
Dr. Oryana Otero
Brownsville, TX · $291 in drug and device payments (2025) · (956) 667-5298
Dr. Rafael Otero
Brownsville, TX · $462 in drug and device payments (2025) · (956) 667-5298
Dr. Ricardo Abraham, MD
Brownsville, TX · No drug or device payments recorded (2025) · (956) 544-5700
Dr. Ricardo Adames, M.D.
Brownsville, TX · $164 in drug and device payments (2025) · (956) 350-2050
Dr. Ricardo Alberto Pacheco Torres, M.D.
Brownsville, TX · $71 in drug and device payments (2025) · (956) 548-7400
Dr. Rodolfo Longoria, MD
Brownsville, TX · $328 in drug and device payments (2025) · (956) 698-5400
Dr. Ronaldo Factoriza, M.D.
Brownsville, TX · $80 in drug and device payments (2025) · Telehealth · (956) 541-9499
Dr. Summia Malhi, M.D.
Brownsville, TX · No drug or device payments recorded (2025) · (956) 621-3593
Dr. Sundeep Reddy, M.D.
Brownsville, TX · $40 in drug and device payments (2025) · (956) 544-3226
Dr. Waqar Hussain, M.D.
Brownsville, TX · $120 in drug and device payments (2025) · (956) 831-9353
Dr. Yanira Martinez, MD
Brownsville, TX · No drug or device payments recorded (2025) · Telehealth · (956) 554-0010

Conditions Internal Medicine providers in Brownsville, 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 Brownsville, Texas?

There are 36 Internal Medicine providers with active NPI records practicing in Brownsville, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Brownsville received drug or device company payments?

26 of 36 (72%) 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 Brownsville treat?

Internal Medicine providers in Brownsville 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 records 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.

All specialties in Brownsville Internal Medicine across Texas

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.