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

Tammy K Haslett, PHD

Individual provider Psychologist · NPI 1043493521

Tammy K Haslett, PHD is a Psychologist in Johnstown, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2007
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 →

Practice location Address checks out

334 Bloomfield St Ste 204
Johnstown, PA 15904-3268
Phone: (814) 266-5238
Fax: (814) 266-1762
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PS008994L (PA)

Record details

NPI number1043493521
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 7, 2007
Last updated in NPPESAugust 22, 2014

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