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

Mr. Johnathan Jay Marchbanks, MSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1740802941

Mr. Johnathan Jay Marchbanks, MSW is an Addiction (Substance Use Disorder) Counselor in O Fallon, Illinois. Licensed in Illinois and Missouri. Registered with an NPI since 2020.

Licensed in
IL, MO
In the registry since
2020
Specialties on file
10
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

6 Eagle Ctr
O Fallon, IL 62269-1945
Phone: (618) 206-8816
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X (MO)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X (MO)
Pastoral Counselor Taxonomy 101YP1600X
Behavior Analyst Taxonomy 103K00000X (IL)
School Social Worker Taxonomy 1041S0200X (IL)
Community Health Worker Taxonomy 172V00000X (MO)
Social Worker Taxonomy 104100000X (IL)
Clinical Social Worker Taxonomy 1041C0700X
School Social Worker Taxonomy 1041S0200X
Technician Taxonomy 374700000X

Record details

NPI number1740802941
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorNo
NPI enumeratedMay 11, 2020
Last updated in NPPESApril 24, 2023
Certification dateApril 24, 2023

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