Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Tuan D. Nguyen, MD

Individual provider Emergency Medicine Physician · NPI 1083600449

Dr. Tuan D. Nguyen, MD is an Emergency Medicine in Oceanside, California. Graduated from University of California, Geffen School of Medicine in 1996, 30 years ago. Practices with Columbia Emergency Medical Group Inc, a 38-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
30
Trained at
University of California, Geffen School of Medicine
Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4002 Vista Way
Oceanside, CA 92056-4506
Phone: (760) 940-3808
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A67517 (CA)

Record details

NPI number1083600449
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 21, 2005
Last updated in NPPESJuly 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Columbia Emergency Medical Group Inc — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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