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

Arthur Ritmeester, PHD

Individual provider Psychologist · NPI 1598553216

Arthur Ritmeester, PHD is a Psychologist in Pomona, California. Licensed in California. Registered with an NPI since 2025.

Licensed in
CA
In the registry since
2025
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

3801 W Temple Ave Bldg 66-116
Pomona, CA 91768-2557
Phone: (909) 869-3220
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY29413 (CA)

Record details

NPI number1598553216
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedApril 30, 2025
Last updated in NPPESApril 30, 2025
Certification dateApril 30, 2025

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