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

Margaret Mary Slaven, PSYD

Individual provider Clinical Neuropsychologist · NPI 1477628923

Margaret Mary Slaven, PSYD is a Clinical Neuropsychologist in Fullerton, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
3
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1400 N Harbor Blvd Ste 440
Fullerton, CA 92835-4126
Phone: (714) 681-9070
Fax: (714) 773-4788
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY19346 (CA)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence PSY19346 (CA)
Rehabilitation Psychologist Taxonomy 103TR0400X · Licence PSY19346 (CA)

Record details

NPI number1477628923
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedNovember 21, 2006
Last updated in NPPESSeptember 11, 2025

Other providers in Fullerton