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

Dr. Teresita Viray Guanzon, MD

Individual provider Internal Medicine Physician · NPI 1306877055

Dr. Teresita Viray Guanzon, MD is an Internal Medicine Physician in San Jose, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2395 Montpelier Dr #4
San Jose, CA 95116-1619
Phone: (408) 272-3041
Fax: (408) 272-3068
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A46671 (CA)

Record details

NPI number1306877055
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESJuly 8, 2007

Other providers in San Jose