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

Marci Frances Witkowski, LMSW

Individual provider Clinical Social Worker · NPI 1972057081

Marci Frances Witkowski, LMSW is a Clinical Social Worker in Greenville, Michigan. Qualified in 2016, 10 years ago. Practices with Lj Counseling Services LLC, a 2-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
10
Licensed in
MI
In the registry since
2016
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

1202 W Oak St
Greenville, MI 48838-2155
Phone: (616) 754-2944
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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 6801100020 (MI)

Record details

NPI number1972057081
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorNo
NPI enumeratedAugust 5, 2016
Last updated in NPPESJanuary 26, 2026
Certification dateJanuary 26, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Lj Counseling Services Llc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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