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TIMOTHY FRANCIS BRENNAN JR.
NPI 1174479778
Counselor - Addiction (Substance Use Disorder) in New York, NY

Active since March 06, 2026
19 UNION SQ W FL 7, NEW YORK, NY 10003(212) 627-9600 Get Directions Write a Review

NPPES record last updated: March 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Timothy Francis Brennan Jr. NPPES

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

TIMOTHY FRANCIS BRENNAN JR. (NPI 1174479778) is an individual addiction (substance use disorder) provider in New York, New York and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1174479778
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameTIMOTHY FRANCIS BRENNAN JR.
Location Address19 UNION SQ W FL 7New York, NY 10003-3304
Mailing Address1164 Union Ave Apt 1Bronx, NY 10459-2373 · (646) 579-8335
Phone(212) 627-9600
Sole ProprietorNo
Enumeration DateMarch 6, 2026
NPPES CertifiedMarch 6, 2026
✔ NPI 1174479778 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
19 UNION SQ W FL 7, New York, NY 10003
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Other Providers at the Same Location NPPES 16

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

JACQUELINE ELIZA HERNANDEZ MHC-LP
Counselor (Addiction (Substance Use Disorder))
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
JOAN WELLS
Case Manager/Care Coordinator
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
ESTHER FLAVIEN MHC-LP
Counselor (Mental Health)
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
DANIEL SMIGIEL MHC
Counselor (Mental Health)
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
NALENI RAMRUP
Counselor (Mental Health)
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
PETER STAUBS
Peer Specialist
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
MS. JENNIFER AKUNNA IHEDIOHA NP
Nurse Practitioner (Psychiatric/Mental Health)
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600
RACHEL ALLIE GREENBAUM PA: NCCPA ID 1208210
Physician Assistant
19 UNION SQ W FL 7
NEW YORK, NY 10003
New York County (212) 627-9600

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 Timothy Brennan's NPI number?

The NPI number for Timothy Brennan is 1174479778. It was assigned to this individual provider in the NPPES registry on March 6, 2026.

Where is Timothy Brennan located?

Timothy Brennan practices at 19 Union Sq W Fl 7, New York, NY 10003. The listed phone number is (212) 627-9600.

What is Timothy Brennan's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Timothy Brennan was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.