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

Dr. William North Davis, PHD

Individual provider Clinical Psychologist · NPI 1538238209

Dr. William North Davis, PHD is a Clinical Psychologist in New York, New York. Practices as a sole proprietor. Licensed in New York and Pennsylvania.

Licensed in
NY, PA
In the registry since
2006
Specialties on file
2
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

244 5th Ave Ste 9A
New York, NY 10001-7604
Phone: (212) 889-9526
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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 3819 (NY)
Clinical Psychologist Taxonomy 103TC0700X · Licence PS005362L (PA)

Record details

NPI number1538238209
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 7, 2006
Last updated in NPPESJuly 8, 2007

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