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

Dr. Barry William Slone, PHD

Individual provider Clinical Psychologist · NPI 1831187285

Dr. Barry William Slone, PHD is a Clinical Psychologist in Aliso Viejo, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

24502 Pacific Park Dr Ste 101
Aliso Viejo, CA 92656-3043
Phone: (949) 599-3044
Fax: (949) 643-9628
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY8916 (CA)

Record details

NPI number1831187285
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 10, 2005
Last updated in NPPESJuly 13, 2026

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