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MR. DAVID YELLEN
NPI 1144199001
Social Worker - Clinical in Brooklyn, NY

Active since October 30, 2025
99 BERGEN ST APT 3R, BROOKLYN, NY 11201(917) 523-7780 Get Directions Write a Review

NPPES record last updated: October 30, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. David Yellen NPPES

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

MR. DAVID YELLEN (NPI 1144199001) is an individual clinical provider in Brooklyn, New York, licensed in New York (101288) and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1144199001
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. DAVID YELLEN
Location Address99 BERGEN ST APT 3RBrooklyn, NY 11201-6328
Mailing Address99 Bergen St Apt 3rBrooklyn, NY 11201-6328 · (917) 523-7780
Phone(917) 523-7780
Sole ProprietorYes
Enumeration DateOctober 30, 2025
NPPES CertifiedOctober 30, 2025
✔ NPI 1144199001 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 · 101288
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.
99 BERGEN ST APT 3R, Brooklyn, NY 11201
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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARISSA MILLER LMSW
Social Worker
99 BERGEN ST APT 3R
BROOKLYN, NY 11201
Kings County (917) 587-3561

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 David Yellen's NPI number?

The NPI number for David Yellen is 1144199001. It was assigned to this individual provider in the NPPES registry on October 30, 2025.

Where is David Yellen located?

David Yellen practices at 99 Bergen St Apt 3R, Brooklyn, NY 11201. The listed phone number is (917) 523-7780.

What is David Yellen'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 David Yellen was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.