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Internal Medicine in Katy, Texas

Data updated monthly · Last refresh September 2026

55 Internal Medicine providers practice in Katy, and 71% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Katy

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. Thomas Stasicha, MD
Katy, TX · No drug or device payments recorded (2025) · Telehealth · (832) 522-6444
Dr. Vijaya Dwibhashi, M.D.
Katy, TX · $37 in drug and device payments (2025) · (281) 394-0093
Dr. Vijayshekar Elati, M.D.
Katy, TX · No drug or device payments recorded (2025) · (281) 809-0085
Dr. Viswanath Kalapatapu, M.D.
Katy, TX · $1,993 in drug and device payments (2025) · Telehealth · (281) 392-8620
Dr. Willy Pezzia, M.D.
Katy, TX · No drug or device payments recorded (2025) · (281) 395-3955

Conditions Internal Medicine providers in Katy, 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 Katy, Texas?

There are 55 Internal Medicine providers with active NPI records practicing in Katy, according to federal NPPES data refreshed monthly.

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

39 of 55 (71%) 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 Katy treat?

Internal Medicine providers in Katy 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 Katy 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.