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

Constance K. Kellogg, LICSW

Individual provider Clinical Social Worker · NPI 1912115650

Constance K. Kellogg, LICSW is a Clinical Social Worker in Southwick, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2007
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

377 N Loomis St
Southwick, MA 01077-9692
Phone: (413) 569-3335
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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 103858 (MA)

Record details

NPI number1912115650
Entity typeIndividual (Type 1)
GenderFemale
Credentials LICSW
Sole proprietorYes
NPI enumeratedMay 18, 2007
Last updated in NPPESJuly 8, 2007
Mailing address377 N Loomis St, Southwick, MA 01077-9692

Other providers in Southwick