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

Dr. Warren R Walker, PHD

Individual provider Psychologist · NPI 1528286234

Dr. Warren R Walker, PHD is a Psychologist in Westlake Village, California. Practices as a sole proprietor. Licensed in California.

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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

699 Hampshire Rd Ste 215
Westlake Village, CA 91361-2379
Phone: (805) 497-3155
Fax: (805) 371-4875
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

Psychologist (primary) Taxonomy 103T00000X · Licence PSY4892 (CA)

Record details

NPI number1528286234
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 20, 2007
Last updated in NPPESOctober 9, 2013

Other providers in Westlake Village