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

Dr. Jennifer Callahan, PHD

Individual provider Clinical Neuropsychologist · NPI 1992917579

Dr. Jennifer Callahan, PHD is a Clinical Neuropsychologist in Denton, Texas. Licensed in Oklahoma. Registered with an NPI since 2007.

Licensed in
OK
In the registry since
2007
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

1155 Union Cir # 311280
Denton, TX 76203-5017
Phone: (940) 565-2631
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 982 (OK)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence 982 (OK)

Record details

NPI number1992917579
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 4, 2007
Last updated in NPPESApril 15, 2011

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