Welcome to the practice of Dr. John B. Clemmons, a trusted name in Houston gastroenterology for over five decades. Our mission is simple: deliver high-quality, compassionate digestive care tailored to every patient’s needs.

Welcome to the practice of Dr. John B. Clemmons, a trusted name in Houston gastroenterology for over five decades. Our mission is simple: deliver high-quality, compassionate digestive care tailored to every patient’s needs.

Dr. John B. Clemmons:

A Houston Icon Over 50 years of pioneering care, setting the standard for GI excellence.

Welcome to the practice of Dr. John B. Clemmons, a trusted name in Houston gastroenterology for over five decades. Our mission is straightforward: to deliveR 

HIGH-QUALITY, COMPASSIONATE 

digestive care tailored to each patient’s unique needs.

Why Houston Trust Us

Over 50 Years of Care
Serving Houston families since 1972 with unmatched experience.

Renowned GI Expertise
Board-certified, community-trusted leader in gastroenterology.

Flexible Sedation Options
Conscious sedation or deep anesthesia—in-office or hospital.

Convenient Location
1213 Hermann Drive #220, Houston, TX 77004 — accessible for all.