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

Guanzon Medical Office, Inc

Organization Internal Medicine Physician · NPI 1174644835

Guanzon Medical Office, Inc is an Internal Medicine Physician in San Jose, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
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

2395 Montpelier Dr #4
San Jose, CA 95116-1619
Phone: (408) 272-3041
Fax: (408) 272-3068
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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 A046670 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A046671 (CA)

Record details

NPI number1174644835
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Teresita Guanzon — Vice-President · (408) 272-3041
NPI enumeratedApril 2, 2007
Last updated in NPPESAugust 12, 2008
Mailing address2395 Montpelier Dr, 4, San Jose, CA 95116-1619

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