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

Individual provider Clinical Psychologist · NPI 1609012574

Dr. Ruud Vanwijnen, PHD is a Clinical Psychologist in San Rafael, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
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

15 N Ave 2-A
San Rafael, CA 94903-4823 Not confirmed with CMS for 17 years — call before visiting
Phone: (415) 602-4081
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY8120 (CA)

Record details

NPI number1609012574
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 26, 2008
Last updated in NPPESDecember 26, 2008

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