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

Mary K Lewis, LMSW

Individual provider Social Worker · NPI 1306019732

Mary K Lewis, LMSW is a Clinical Social Worker in Chelsea, Michigan. Qualified in 1991, 35 years ago. Practices with Iha Health Services Corporation, a 1,146-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
35
Licensed in
MI
In the registry since
2008
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

350 N Main St Ste 150
Chelsea, MI 48118
Phone: (734) 593-5251
Fax: (734) 593-5255
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 6801073041 (MI)

Record details

NPI number1306019732
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorNo
NPI enumeratedApril 7, 2008
Last updated in NPPESJuly 30, 2024

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Iha Health Services Corporation — 1146 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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