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

Arie Koster, PSYD

Individual provider Psychologist · NPI 1265957542

Arie Koster, PSYD is a Psychologist in Danville, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2017
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

140 Town And Country Dr Ste E
Danville, CA 94526-3995
Phone: (925) 263-2342
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY34474 (CA)

Record details

NPI number1265957542
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedAugust 8, 2017
Last updated in NPPESJune 26, 2024
Certification dateJune 26, 2024
Mailing address140 Town And Country Dr Ste E, Danville, CA 94526-3995

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