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

Mr. William Edwin Grosser, MSW

Individual provider Clinical Social Worker · NPI 1821201245

Mr. William Edwin Grosser, MSW is a Clinical Social Worker in Lenox, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2007
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

715 E St
Lenox, MA 01240-2210
Phone: (413) 637-2868
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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 107662 (MA)

Record details

NPI number1821201245
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedMay 8, 2007
Last updated in NPPESJuly 8, 2007

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