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

Tony Tan Nguyen MD Inc

Organization Internal Medicine Physician · NPI 1235216417

Tony Tan Nguyen MD Inc is an Internal Medicine Physician in San Diego, California. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

302 Washington St #116
San Diego, CA 92103-2110
Phone: (866) 284-2771
Fax: (800) 334-1041
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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

Record details

NPI number1235216417
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Tan Nguyen — Owner · (858) 754-1114
NPI enumeratedNovember 1, 2006
Last updated in NPPESSeptember 29, 2014
Mailing address302 Washington St, 116, San Diego, CA 92103-2110

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