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

Charles Smerz, LCSW

Individual provider Clinical Social Worker · NPI 1396232393

Charles Smerz, LCSW is a Clinical Social Worker in Saint Peters, Missouri. Qualified in 2014, 12 years ago. Practices with Main Street Counseling, LLC, a 10-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
12
Licensed in
IL
In the registry since
2018
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

1284 Jungermann Rd
Saint Peters, MO 63376-6966
Phone: (636) 498-0700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149.020075 (IL)

Record details

NPI number1396232393
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 16, 2018
Last updated in NPPESApril 16, 2018

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Main Street Counseling, Llc — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Saint Peters