• Improving the quality of our patients' lives.

Meet Duke Nguyen, M.D. - Gastroenterologists

r. Duke H. Nguyen Dr. Duke H. Nguyen is a board certified Gastroenterologist. He graduated from St. George’s Hospital Medical School, University of London, England in 1996. He completed his Residency in Internal Medicine at the University of Southern California (USC), Los Angeles, California and Fellowship in Gastroenterology and Hepatology at the University of Texas in Houston, Texas. He has been working closely with Smart Dimensions for a number of years. His office is on campus, with staff fluent in English, Vietnamese and Spanish.


When you come to Smart DIMENSIONS™, you have the assurance that every member of our team, from your gastroenterologist to your LAP-BAND®, Realize System, and gastric bypass surgeon, is a skilled professional. In Orange County, near Los Angeles, our clinic provides state-of-the-art bariatric care so that you can regain control of your life. Contact us today for a free evaluation.

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Over 15,000 Procedures performed Over 30 Years of Experience The Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program American Society for Metabolic & Bariatric Surgery Fellow of the American College of Surgeons