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

Dr. Troy Piwowarski, PSYD

Individual provider Clinical Psychologist · NPI 1902130578

Dr. Troy Piwowarski, PSYD is a Clinical Psychologist in Oakland, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2009
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

4279 Piedmont Ave
Oakland, CA 94611-4713
Phone: (510) 878-4165
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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 28839 (CA)

Record details

NPI number1902130578
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedSeptember 29, 2009
Last updated in NPPESJanuary 5, 2019

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