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
Mailing address715 East St, Lenox, MA 01240-2210

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