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

William L. Sweidel

Individual provider Clinical Social Worker · NPI 1841572013

William L. Sweidel is a Clinical Social Worker in Springfield, Massachusetts. Registered with an NPI since 2011.

In the registry since
2011

Practice location Address checks out

417 Liberty St
Springfield, MA 01104-3736
Phone: (413) 736-3668
Fax: (413) 731-8651
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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

Record details

NPI number1841572013
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 14, 2011
Last updated in NPPESMay 6, 2013
Mailing address417 Liberty St, Springfield, MA 01104-3736

Other providers in Springfield