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

MS. Joan M. Callahan, LICSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1659554319

MS. Joan M. Callahan, LICSW is an Addiction (Substance Use Disorder) Counselor in Gloucester, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2007
Specialties on file
2
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

298 Washington St
Gloucester, MA 01930-4832
Phone: (978) 283-0296
Fax: (978) 283-2665
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 111289 (MA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 111289 (MA)

Record details

NPI number1659554319
Entity typeIndividual (Type 1)
GenderFemale
Credentials LICSW
Sole proprietorYes
NPI enumeratedDecember 17, 2007
Last updated in NPPESDecember 17, 2007

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