MATTHEW ELLIOT NITZBERG LMSW
NPI 1669218194
Social Worker in New York, NY

Q: What is Matthew Nitzberg's NPI number?

The NPI number for Matthew Nitzberg is 1669218194. It was assigned to this individual provider in the NPPES registry on July 3, 2024.

Q: What is Matthew Nitzberg's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Nitzberg was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since July 03, 2024

33 W 60TH ST FL 4, NEW YORK, NY 10023(212) 333-3444(212) 333-5444 Get Directions Write a Review

NPPES record last updated: June 3, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 3, 2026, Dec 22, 2025, Jul 3, 2024 (3 updates tracked since 2024).

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About Matthew Elliot Nitzberg Lmsw NPPES

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

MATTHEW ELLIOT NITZBERG LMSW (NPI 1669218194) is an individual social worker in New York, New York, licensed in New York (129858) and active in the NPI registry since July 2024. He maintains a secondary practice location in Bayside.

NPPES Registry Identity

NPI1669218194

Entity TypeIndividualMale

Primary Taxonomy104100000X

Provider Legal NameMATTHEW ELLIOT NITZBERGCredential: LMSW

Location Address33 W 60TH ST FL 4New York, NY 10023-7905

Mailing Address1661 Summerfield St Apt PheRidgewood, NY 11385-3384 · (408) 204-9531

Phone(212) 333-3444

Fax(212) 333-5444

Sole ProprietorYes

Enumeration DateJuly 3, 2024

Last NPPES UpdateJune 3, 20263 updates tracked since enumeration

NPPES CertifiedJune 3, 2026

✔ NPI 1669218194 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in NY · 129858

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

33 W 60TH ST FL 4, New York, NY 10023

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Secondary Practice Location 1

Location 13635 Bell Blvd Ste 203Bayside, NY 11361-2097 · Phone (718) 504-9256 · Fax (718) 830-9088

Other Providers at the Same Location NPPES 20

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

ALLISON S ROBIN LCSW

Social Worker (Clinical)