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

Megan Collins Williamson, LICSW

Individual provider Clinical Social Worker · NPI 1255889184

Megan Collins Williamson, LICSW is a Clinical Social Worker in Holyoke, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2016.

Licensed in
MA
In the registry since
2016
What do these letters mean?
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

See every abbreviation used in this directory →

Practice location Address checks out

98 Lowr Westfield RD
Holyoke, MA 01040-9403
Phone: (413) 533-5201
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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 122537 (MA)

Record details

NPI number1255889184
Entity typeIndividual (Type 1)
GenderFemale
Credentials LICSW
Sole proprietorNo
NPI enumeratedSeptember 20, 2016
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026

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