Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Joel O'Beso, PSYD

Individual provider Clinical Psychologist · NPI 1154566438

Dr. Joel O'Beso, PSYD is a Clinical Psychologist in San Mateo, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008
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

1900 Ofarrell St Ste 100
San Mateo, CA 94403-1387
Phone: (650) 780-0575
Fax: (650) 780-0587
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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 PSY34448 (CA)

Record details

NPI number1154566438
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedDecember 15, 2008
Last updated in NPPESJanuary 31, 2026
Certification dateJanuary 31, 2026

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