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

Individual provider Psychologist · NPI 1871996181

Dr. Brian Tate Guelzow, PHD is a Psychologist in San Francisco, California. Registered with an NPI since 2014.

In the registry since
2014
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

243 Fillmore St
San Francisco, CA 94117-3536
Phone: (510) 590-8311
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1871996181
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 30, 2014
Last updated in NPPESSeptember 30, 2014

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