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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. TAMMY THAO NGUYEN LCSW
NPI 1710939632
Social Worker - Clinical in New York, NY

Active since May 17, 2006
55 CHRYSTIE ST, SUITE 407, NEW YORK, NY 10002(917) 664-7082 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Tammy Thao Nguyen Lcsw NPPES

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

MS. TAMMY THAO NGUYEN LCSW (NPI 1710939632) is an individual clinical provider in New York, New York, licensed in New York (072395) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1710939632
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. TAMMY THAO NGUYENCredential: LCSW
Location Address55 CHRYSTIE ST, SUITE 407New York, NY 10002-5042
Mailing Address81 Fort Greene PlBrooklyn, NY 11217-1218 · (917) 664-7082 · Fax (718) 613-4381
Phone(917) 664-7082
Sole ProprietorNo
Enumeration DateMay 17, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1710939632 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 · 072395
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.
55 CHRYSTIE ST, New York, NY 10002
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Other Providers at the Same Location NPPES 5

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

LAWRENCE Y. LIANG MEDICAL PC
Psychiatry & Neurology (Psychiatry)
55 CHRYSTIE ST, SUITE 407
NEW YORK, NY 10002
New York County (212) 966-0819
HAN-PING TSAI
Social Worker (Clinical)
55 CHRYSTIE ST, STE. 407
NEW YORK, NY 10002
New York County (212) 966-0819
YBLWELLNESS MANAGEMENT INC
Psychiatry & Neurology (Psychiatry)
55 CHRYSTIE ST, SUITE 407
NEW YORK, NY 10002
New York County (212) 966-0819
MRS. SUSANA WAN LINKER CCC-SLP
Speech-Language Pathologist
55 CHRYSTIE ST, SUITE 403
NEW YORK, NY 10002
New York County (917) 488-8835
KWAI FONG KONG LMHC
Counselor (Mental Health)
55 CHRYSTIE ST, SUITE 407
NEW YORK, NY 10002
New York County (212) 966-0899

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 Tammy Nguyen's NPI number?

The NPI number for Tammy Nguyen is 1710939632. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is Tammy Nguyen located?

Tammy Nguyen practices at 55 Chrystie St Suite 407, New York, NY 10002. The listed phone number is (917) 664-7082.

What is Tammy Nguyen'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 Tammy Nguyen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.