MR. JAMES ELIOT MASTEN L.C.S.W., PH.D.
NPI 1811074453
Social Worker - Clinical in New York, NY

Active since November 01, 2006
244 5TH AVE # 8H, NEW YORK, NY 10001(212) 691-2173 Get Directions Write a Review

NPPES record last updated: October 1, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. James Eliot Masten L.c.s.w., Ph.d. NPPES

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

MR. JAMES ELIOT MASTEN L.C.S.W., PH.D. (NPI 1811074453) is an individual clinical provider in New York, New York, licensed in New York (051205-1) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1811074453
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. JAMES ELIOT MASTENCredential: L.C.S.W., PH.D.
Location Address244 5TH AVE # 8HNew York, NY 10001-7604
Mailing Address244 5th Ave # 8hNew York, NY 10001-7604 · (212) 691-2173
Sole ProprietorYes
Enumeration DateNovember 1, 2006
Last NPPES UpdateOctober 1, 2025
NPPES CertifiedOctober 1, 2025
NPI 1811074453 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 NY · 051205-1
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.
244 5TH AVE # 8H, New York, NY 10001

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 James Masten's NPI number?

The NPI number for James Masten is 1811074453. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is James Masten located?

James Masten practices at 244 5th Ave # 8H, New York, NY 10001. The listed phone number is (212) 691-2173.

What is James Masten'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 James Masten was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.