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

Maria Teresa A. De Guia, DDS, Inc

Organization General Practice Dentistry · NPI 1295863660

Maria Teresa A. De Guia, DDS, Inc is a General Practice Dentistry in Irwindale, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

15712 Arrow Hwy
Irwindale, CA 91706-2005
Phone: (626) 337-2600
Fax: (626) 337-2644
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 53306 (CA)

Record details

NPI number1295863660
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Maria Teresa De Guia — President · (626) 337-2600
NPI enumeratedFebruary 28, 2007
Last updated in NPPESDecember 19, 2008
Mailing address15712 Arrow Highway, Irwindale, CA 91706-2005

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