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

Mr. Efrain Marquez Sr.

Individual provider Clinical Social Worker · NPI 1083989636

Mr. Efrain Marquez Sr. is a Clinical Social Worker in Gardena, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012

Practice location Address checks out

15519 Crenshaw Blvd
Gardena, CA 90249-4525
Phone: (310) 679-9126
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 85607 (CA)

Record details

NPI number1083989636
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 15, 2012
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025

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