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

MRS. CATHLEEN ANNE DUFFY M.S.N., A.P.N.
NPI 1275522658
Nurse Practitioner - Pediatrics in Howell, NJ

Q: What is Cathleen Duffy's NPI number?

The NPI number for Cathleen Duffy is 1275522658. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Q: What is Cathleen Duffy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Q: When was this NPI record last updated?

The NPPES record for Cathleen Duffy 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 31 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 October 18, 2005

300 CANDLEWOOD COMMONS, HOWELL, NJ 07731(732) 370-9600(732) 370-9656 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mrs. Cathleen Anne Duffy M.s.n., A.p.n. NPPES

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

MRS. CATHLEEN ANNE DUFFY M.S.N., A.P.N. (NPI 1275522658) is an individual pediatrics provider in Howell, New Jersey, licensed in New Jersey (26NN07033300) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1275522658

Entity TypeIndividualFemale

Primary Taxonomy363LP0200X

Provider Legal NameMRS. CATHLEEN ANNE DUFFYCredential: M.S.N., A.P.N.

Location Address300 CANDLEWOOD COMMONSHowell, NJ 07731-2170

Mailing Address75 Red Valley RdClarksburg, NJ 08510-1402 · (609) 259-5539

Phone(732) 370-9600

Fax(732) 370-9656

Sole ProprietorNo

Enumeration DateOctober 18, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1275522658 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0200X

License✔ Licensed in NJ · 26NN07033300

300 CANDLEWOOD COMMONS, Howell, NJ 07731

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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.

DR. SANGITA NAGPAL M.D.

Pediatrics

300 CANDLEWOOD COMMONS
HOWELL, NJ 07731

Monmouth County (732) 370-9600

CANDLEWOOD PEDIATRICS & ADOLESCENT MEDICINE,PC

Pediatrics

300 CANDLEWOOD COMMONS
HOWELL, NJ 07731

Monmouth County (732) 370-9600

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 Cathleen Duffy's NPI number?

The NPI number for Cathleen Duffy is 1275522658. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Cathleen Duffy located?

Cathleen Duffy practices at 300 Candlewood Commons, Howell, NJ 07731. The listed phone number is (732) 370-9600.

What is Cathleen Duffy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

When was this NPI record last updated?

The NPPES record for Cathleen Duffy 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 31 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.