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

Tiffany Lewallen, LICSW

Individual provider Clinical Social Worker · NPI 1699056598

Tiffany Lewallen, LICSW is a Clinical Social Worker in Boston, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2011
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

72 E Dedham St
Boston, MA 02118-2315
Phone: (617) 292-9200
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X (MA)

Record details

NPI number1699056598
Entity typeIndividual (Type 1)
GenderFemale
Credentials LICSW
Sole proprietorYes
NPI enumeratedSeptember 6, 2011
Last updated in NPPESSeptember 11, 2014

Other providers in Boston