MS. MARY ANN DUFFY
NPI 1003181876
Registered Nurse - School in Brooklyn, NY

Active since March 13, 2012
5301 20TH AVE, BROOKLYN, NY 11204(718) 377-8845 Get Directions Write a Review

NPPES record last updated: March 13, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Mary Ann Duffy NPPES

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

MS. MARY ANN DUFFY (NPI 1003181876) is an individual school provider in Brooklyn, New York, licensed in New York (3751761) and active in the NPI registry since March 2012.

NPPES Registry Identity

NPI1003181876
Entity TypeIndividualFemale
Primary Taxonomy163WS0200X
Provider Legal NameMS. MARY ANN DUFFY
Location Address5301 20TH AVEBrooklyn, NY 11204-1729
Mailing Address5301 20th AveBrooklyn, NY 11204-1729 · (718) 377-8845
Sole ProprietorYes
Enumeration DateMarch 13, 2012
NPI 1003181876 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRegistered Nurse · SchoolNursing Service Providers
Taxonomy Code163WS0200X
License Licensed in NY · 3751761
5301 20TH AVE, Brooklyn, NY 11204

Other Providers at the Same Location NPPES 2

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

Speech-Language Pathologist
5301 20TH AVE
BROOKLYN, NY 11204
Speech-Language Pathologist
5301 20TH AVE
BROOKLYN, NY 11204

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 Mary Ann Duffy's NPI number?

The NPI number for Mary Ann Duffy is 1003181876. It was assigned to this individual provider in the NPPES registry on March 13, 2012.

Where is Mary Ann Duffy located?

Mary Ann Duffy practices at 5301 20th Ave, Brooklyn, NY 11204. The listed phone number is (718) 377-8845.

What is Mary Ann Duffy's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in School, with taxonomy code 163WS0200X.

When was this NPI record last updated?

The NPPES record for Mary Ann Duffy was last updated on March 13, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.