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

Dr. Rickey Williamson, PHD

Individual provider Clinical Psychologist · NPI 1578619417

Dr. Rickey Williamson, PHD is a Clinical Psychologist in Los Angeles, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

8939 S Sepulveda Blvd Ste 200
Los Angeles, CA 90045-3667
Phone: (424) 355-8717
Fax: (855) 336-3013
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY20072 (CA)

Record details

NPI number1578619417
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJanuary 25, 2007
Last updated in NPPESJune 18, 2026
Certification dateJune 18, 2026

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