Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. TATSUICHI OKU LCSW
NPI 1720655103
Social Worker in Bronx, NY

Q: What is Tatsuichi Oku's NPI number?

The NPI number for Tatsuichi Oku is 1720655103. It was assigned to this individual provider in the NPPES registry on June 5, 2021.

Q: What is Tatsuichi Oku'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 Tatsuichi Oku was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 57 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.

Active since June 05, 2021

2916 GRAND CONCOURSE, BRONX, NY 10458(917) 659-9990 Get Directions Write a Review

NPPES record last updated: June 23, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mr. Tatsuichi Oku Lcsw NPPES

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

MR. TATSUICHI OKU LCSW (NPI 1720655103) is an individual social worker in Bronx, New York, licensed in New York (103090) and active in the NPI registry since June 2021.

NPPES Registry Identity

NPI1720655103

Entity TypeIndividualMale

Primary Taxonomy104100000X

Provider Legal NameMR. TATSUICHI OKUCredential: LCSW

Location Address2916 GRAND CONCOURSEBronx, NY 10458-2783

Mailing Address2916 Grand ConcourseBronx, NY 10458-2783 · (718) 733-6119

Phone(917) 659-9990

Sole ProprietorYes

Enumeration DateJune 5, 2021

Last NPPES UpdateJune 23, 2026

NPPES CertifiedJune 23, 2026

✔ NPI 1720655103 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 · 103090

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.

2916 GRAND CONCOURSE, Bronx, NY 10458

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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 Tatsuichi Oku's NPI number?

The NPI number for Tatsuichi Oku is 1720655103. It was assigned to this individual provider in the NPPES registry on June 5, 2021.

Where is Tatsuichi Oku located?

Tatsuichi Oku practices at 2916 Grand Concourse, Bronx, NY 10458. The listed phone number is (917) 659-9990.

What is Tatsuichi Oku's specialty?

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

When was this NPI record last updated?

The NPPES record for Tatsuichi Oku was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 57 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.