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

Dr. Katherine Jean Robertson, PHD

Individual provider Psychologist · NPI 1891754255

Dr. Katherine Jean Robertson, PHD is a Psychologist in Jamestown, California. Practices as a sole proprietor. Licensed in California and Washington.

Licensed in
CA, WA
In the registry since
2006
Specialties on file
2
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

5100 Obyrnes Ferry Rd
Jamestown, CA 95327-9102
Phone: (209) 984-5291
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PY00002362 (WA)
Clinical Psychologist Taxonomy 103TC0700X · Licence PSY21877 (CA)

Record details

NPI number1891754255
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 22, 2006
Last updated in NPPESFebruary 14, 2013

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