Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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De Anza Obstetrics and Gynecology Medical Group, Inc

Organization Obstetrics & Gynecology Physician · NPI 1477630580

De Anza Obstetrics and Gynecology Medical Group, Inc is an Obstetrics & Gynecology Physician in Riverside, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

4190 Chicago Ave
Riverside, CA 92507-5348
Phone: (951) 683-2106
Fax: (951) 683-2105
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence A38671 (CA)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X

Record details

NPI number1477630580
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Guillermo Valenzuela — President · (909) 580-3470
NPI enumeratedNovember 1, 2006
Last updated in NPPESOctober 13, 2014
Mailing addressPo Box 1762, Colton, CA 92324-0857

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