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

Dr. Katherine Mejia, PHD

Individual provider Psychologist · NPI 1861916710

Dr. Katherine Mejia, PHD is a Clinical Psychologist in Chicago, Illinois. Graduated from State University of New York at Buffalo School of Medicine in 2019, 7 years ago. Practices with Cook County, a 787-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
7
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
IL
In the registry since
2017
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

10208 S Indianapolis Ave Ste 301
Chicago, IL 60617-6033
Phone: (866) 413-1988
Fax: (866) 628-8599
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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 071021011 (IL)
Psychologist Taxonomy 103T00000X

Record details

NPI number1861916710
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 2, 2017
Last updated in NPPESJanuary 23, 2025
Certification dateJanuary 23, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice Cook County — 787 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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