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

Individual provider Cognitive & Behavioral Psychologist · NPI 1962269902

Tierney McMahon, PHD is a Cognitive & Behavioral Psychologist in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2024
Specialties on file
3
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

2334 W Lawrence Ave Ste 219
Chicago, IL 60625-1034
Phone: (312) 895-3595
Fax: (312) 895-1775
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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 071.011019 (IL)
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X · Licence 071.011019 (IL)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X · Licence 071.011019 (IL)

Record details

NPI number1962269902
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 5, 2024
Last updated in NPPESSeptember 16, 2024
Certification dateSeptember 16, 2024
Mailing address2334 W Lawrence Ave Ste 219, Chicago, IL 60625-1034

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