Dr. Duc N. Nguyen, MD
About This Business
With nearly two decades in the registry, Dr. Duc N. Nguyen, MD, practices internal medicine in Fontana, California, and has been registered with the national provider registry since 2006. He holds an active California medical license and is one of two internal medicine physicians among the 94 Fontana doctors in our directory. Patients rate him 5.0 across 1 review.
Verified Provider Info
- Specialty (per registry)
- Internal Medicine
- NPI Number
- 1508933433
- In registry since
- 2006 (20+ years)
- State license
- A41176 (CA)
Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-18
Phone
(909) 427-3910Location on Map
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Information last updated: September 7, 2026
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