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
Mailing address70 Flax Road, Macomb, IL 61455-8962

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