GILLIAN VANDELFT M.ED., MSW, LICSW
NPI 1770889263
Social Worker - Clinical in Boston, MA

Active since February 01, 2011
PO BOX 191394, BOSTON, MA 02119(617) 771-0655 Get Directions Write a Review

NPPES record last updated: August 26, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Gillian Vandelft M.ed., Msw, Licsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GILLIAN VANDELFT M.ED., MSW, LICSW (NPI 1770889263) is an individual clinical provider in Boston, Massachusetts, licensed in Massachusetts (123041) and active in the NPI registry since February 2011.

NPPES Registry Identity

NPI1770889263
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameGILLIAN VANDELFTCredential: M.ED., MSW, LICSW
Location AddressPO BOX 191394Boston, MA 02119-0027
Mailing AddressPo Box 191394Boston, MA 02119-0027 · (617) 771-0655
Sole ProprietorNo
Enumeration DateFebruary 1, 2011
Last NPPES UpdateAugust 26, 2025
NPPES CertifiedAugust 26, 2025
NPI 1770889263 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in MA · 123041
Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

PO BOX 191394, Boston, MA 02119

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gillian Vandelft's NPI number?

The NPI number for Gillian Vandelft is 1770889263. It was assigned to this individual provider in the NPPES registry on February 1, 2011.

Where is Gillian Vandelft located?

Gillian Vandelft practices at PO Box 191394, Boston, MA 02119. The listed phone number is (617) 771-0655.

What is Gillian Vandelft's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Gillian Vandelft was last updated on August 26, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.