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

Ralph Williams, PHD

Individual provider Forensic Psychologist · NPI 1336225374

Ralph Williams, PHD is a Forensic Psychologist in Sylmar, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

16350 Filbert St Dept OF Mental Health
Sylmar, CA 91342-1002
Phone: (818) 364-2152
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Forensic Psychologist (primary) Taxonomy 103TF0200X · Licence PSY10419 (CA)

Record details

NPI number1336225374
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 31, 2006
Last updated in NPPESJuly 8, 2007
Mailing address16350 Filbert St, Department Of Mental Health, Sylmar, CA 91342-1002

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