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

Dr. Steven A. Castellon, PHD

Individual provider Clinical Neuropsychologist · NPI 1316030901

Dr. Steven A. Castellon, PHD is a Clinical Neuropsychologist in Los Angeles, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

11301 Wilshire Blvd
Los Angeles, CA 90073
Phone: (310) 268-3597
Fax: (310) 268-4884
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY16775 (CA)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence PSY16775 (CA)

Record details

NPI number1316030901
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 2, 2006
Last updated in NPPESDecember 18, 2012

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