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

Dr. William Joseph Ryan, PHD

Individual provider Psychologist · NPI 1457414187

Dr. William Joseph Ryan, PHD is a Psychologist in Brooklyn, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
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

393 Bergen St
Brooklyn, NY 11217-2009
Phone: (718) 230-8628
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 09238 (NY)

Record details

NPI number1457414187
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 17, 2006
Last updated in NPPESJuly 8, 2007

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