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

William Byron Barr, PHD

Individual provider Psychologist · NPI 1922016963

William Byron Barr, PHD is a Psychologist in New York, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
Specialties on file
4
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

223 E 34th St
New York, NY 10016-4852
Phone: (646) 558-0809
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence 009637 (NY)
Psychologist Taxonomy 103T00000X · Licence 009637 (NY)
Clinical Psychologist Taxonomy 103TC0700X · Licence 009637 (NY)
Forensic Psychologist Taxonomy 103TF0200X · Licence 009637 (NY)

Record details

NPI number1922016963
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 4, 2006
Last updated in NPPESFebruary 23, 2021
Certification dateFebruary 23, 2021

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