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

Dr. Mona S Johnston, PHD

Individual provider Counselor · NPI 1578662334

Dr. Mona S Johnston, PHD is a Counselor in Macomb, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
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

70 Flax Rd
Macomb, IL 61455-8962
Phone: (309) 837-4294
Fax: (309) 837-4294
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X (IL)
Counselor Taxonomy 101Y00000X · Licence 32038 (IL)

Record details

NPI number1578662334
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 21, 2006
Last updated in NPPESSeptember 11, 2025

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