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

Mr. John T Greenhalgh Jr., LICSW

Individual provider Clinical Social Worker · NPI 1922695196

Mr. John T Greenhalgh Jr., LICSW is a Clinical Social Worker in North Billerica, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2020
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

216 Rangeway Rd Unit 162
North Billerica, MA 01862-2024
Phone: (978) 621-4479
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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 119653 (MA)

Record details

NPI number1922695196
Entity typeIndividual (Type 1)
GenderMale
Credentials LICSW
Sole proprietorYes
NPI enumeratedDecember 22, 2020
Last updated in NPPESDecember 22, 2020
Certification dateDecember 22, 2020

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