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

Loc Tan Nguyen, MD

Individual provider Internal Medicine Physician · NPI 1962623462

Loc Tan Nguyen, MD is an Internal Medicine in Stockton, California. Graduated from Geisel School of Medicine at Dartmouth in 2007, 19 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
19
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
CA
In the registry since
2007
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

4545 Georgetown Pl Ste C16
Stockton, CA 95207-6230
Phone: (209) 227-9297
Fax: (209) 297-4594
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A133981 (CA)

Record details

NPI number1962623462
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 1, 2007
Last updated in NPPESApril 28, 2021
Certification dateApril 28, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 2007 (19 years in practice)
Accepts Medicare assignment Not indicated

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