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

Sydney Mansfield, LCSW

Individual provider School Social Worker · NPI 1821887076

Sydney Mansfield, LCSW is a School Social Worker in Arlington, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2025.

Licensed in
MA
In the registry since
2025
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Practice location Address checks out

869 Massachusetts Ave
Arlington, MA 02476-4701
Phone: (781) 316-3606
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 228279 (MA)
School Social Worker Taxonomy 1041S0200X · Licence 228279 (MA)

Record details

NPI number1821887076
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMay 5, 2025
Last updated in NPPESMay 5, 2025
Certification dateMay 5, 2025
Mailing address869 Massachusetts Ave, Arlington, MA 02476-4799

Other providers in Arlington