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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

RIANN DUFFY NP
NPI 1134037690
Nurse Practitioner - Pediatrics in Watertown, CT

Active since August 27, 2026
110 WOODBURY RD, WATERTOWN, CT 06795(860) 945-7762(860) 945-7766 Get Directions Write a Review

NPPES record added: August 27, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Riann Duffy Np NPPES

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

RIANN DUFFY NP (NPI 1134037690) is an individual pediatrics provider in Watertown, Connecticut, licensed in Connecticut (18211) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1134037690
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameRIANN DUFFYCredential: NP
Location Address110 WOODBURY RDWatertown, CT 06795-2100
Mailing Address110 Woodbury RdWatertown, CT 06795-2100 · (860) 945-7762 · Fax (860) 945-7766
Phone(860) 945-7762
Fax(860) 945-7766
Sole ProprietorNo
Enumeration DateAugust 27, 2026
NPPES CertifiedAugust 27, 2026
✔ NPI 1134037690 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 CT · 18211
110 WOODBURY RD, Watertown, CT 06795
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Other Providers at the Same Location NPPES 6

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

MRS. LISA KEYS PA-C
Physician Assistant
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7777
MS. MARYANN LASKA PT ATC
Physical Therapist
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7713
MS. RACHEL L COHEN ATC, LAT, EMT
Specialist/Technologist (Athletic Trainer)
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7806
THE TAFT SCHOOL
Clinic/Center (Student Health)
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7777
MAGDALENA WILSON ATC/L
Specialist/Technologist (Athletic Trainer)
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7713
MR. SERGIO GUERRERA ATC
Specialist/Technologist (Athletic Trainer)
110 WOODBURY RD
WATERTOWN, CT 06795
Naugatuck Valley Planning Region (860) 945-7927

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 Riann Duffy's NPI number?

The NPI number for Riann Duffy is 1134037690. It was assigned to this individual provider in the NPPES registry on August 27, 2026.

Where is Riann Duffy located?

Riann Duffy practices at 110 Woodbury Rd, Watertown, CT 06795. The listed phone number is (860) 945-7762.

What is Riann 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 Riann Duffy was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.