SEAN A. MASSIAH
NPI 1184820706
Counselor - Addiction (Substance Use Disorder) in New York, NY

Active since June 21, 2007
56 W 45TH ST, 9TH FLOOR, NEW YORK, NY 10036(212) 764-5178(212) 764-5644 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sean A. Massiah NPPES

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

SEAN A. MASSIAH (NPI 1184820706) is an individual addiction (substance use disorder) provider in New York, New York, licensed in New York (11948) and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1184820706
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameSEAN A. MASSIAH
Location Address56 W 45TH ST, 9TH FLOORNew York, NY 10036-4206
Mailing Address56 W 45th St, 9th FloorNew York, NY 10036-4206 · (212) 764-5178 · Fax (212) 764-5644
Fax(212) 764-5644
Sole ProprietorNo
Enumeration DateJune 21, 2007
Last NPPES UpdateJuly 8, 2007
NPI 1184820706 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
License Licensed in NY · 11948
56 W 45TH ST, New York, NY 10036

Other Providers at the Same Location NPPES 10

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

Internal Medicine
56 W 45TH ST, 8TH FLOOR
NEW YORK, NY 10036
Social Worker
56 W 45TH ST, 9TH FL
NEW YORK, NY 10036
Social Worker (Clinical)
56 W 45TH ST, 9TH FLOOR
NEW YORK, NY 10036
Physical Medicine & Rehabilitation
56 W 45TH ST
NEW YORK, NY 10036
Clinic/Center (Multi-Specialty)
56 W 45TH ST, 11TH FLOOR
NEW YORK, NY 10036
Counselor (Addiction (Substance Use Disorder))
56 W 45TH ST, 9TH FLOOR
NEW YORK, NY 10036
Art Therapist
56 W 45TH ST, 9TH FLOOR
NEW YORK, NY 10036
Physical Medicine & Rehabilitation
56 W 45TH ST, 11TH FL
NEW YORK, NY 10036

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 Sean Massiah's NPI number?

The NPI number for Sean Massiah is 1184820706. It was assigned to this individual provider in the NPPES registry on June 21, 2007.

Where is Sean Massiah located?

Sean Massiah practices at 56 W 45th St 9th Floor, New York, NY 10036. The listed phone number is (212) 764-5178.

What is Sean Massiah'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 Sean Massiah was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.