Gregory Nguyenduc, M.D.
About This Business
Gregory Nguyenduc, M.D., is an internal medicine and gastroenterology physician in Chandler, Arizona, with 28 years of experience since graduating from the University of South Alabama College of Medicine in 1998, above the 27-year average among the 92 Chandler doctors in our directory. His Medicare profile lists colonoscopy and upper gastrointestinal endoscopy for acid reflux as his most frequent procedures. He accepts Medicare and offers telehealth, one of 14 Chandler physicians in our listings with both. Patients rate him 4.8 across 230 reviews.
Verified Provider Info
- Specialty (per registry)
- Internal Medicine, Gastroenterology
- NPI Number
- 1326016239
- Medical school graduate
- 1998 (28+ years of practice)
- Medical school
- UNIVERSITY OF SOUTH ALABAMA COLLEGE OF MEDICINE
- State license
- 35213 (AZ)
- Common services (Medicare data)
- Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux
Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-18
Location on Map
Map data © Google. Loading this map may set cookies from Google. See our Cookie Policy and Privacy Policy.
Information last updated: September 7, 2026
More Doctor Businesses
View allNearby doctor businesses
Closest listings to this location, by real distance.