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

William David Hasek, PHD

Individual provider Psychologist · NPI 1730635921

William David Hasek, PHD is a Psychologist in Pittsburgh, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2016.

Licensed in
PA
In the registry since
2016
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

161 N Dithridge St
Pittsburgh, PA 15213-2646
Phone: (410) 725-8074
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PS018104 (PA)

Record details

NPI number1730635921
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 29, 2016
Last updated in NPPESJanuary 9, 2025
Certification dateJanuary 9, 2025
Mailing address397 Maplewood Dr, Pittsburgh, PA 15243-1852

Other providers in Pittsburgh