Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John Craig Williams Jr., PSYD

Individual provider Clinical Psychologist · NPI 1265600662

Dr. John Craig Williams Jr., PSYD is a Clinical Psychologist in Livermore, 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

1080 Concannon Blvd Ste 170
Livermore, CA 94550-6577
Phone: (925) 918-2469
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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 PSY20258 (CA)

Record details

NPI number1265600662
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedFebruary 19, 2008
Last updated in NPPESFebruary 19, 2008

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