Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

GRACE SULLIVAN
NPI 1144169947
Nurse Practitioner - Family in Stamford, CT

Active since March 26, 2026
2001 W MAIN ST STE 132, STAMFORD, CT 06902(203) 363-0123(475) 619-9855 Get Directions Write a Review

NPPES record last updated: July 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Grace Sullivan NPPES

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

GRACE SULLIVAN (NPI 1144169947) is an individual family provider in Stamford, Connecticut, licensed in Connecticut (12017032) and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1144169947
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameGRACE SULLIVAN
Location Address2001 W MAIN ST STE 132Stamford, CT 06902-4544
Mailing Address5 Perryridge RdGreenwich, CT 06830-4608
Fax(475) 619-9855
Sole ProprietorYes
Enumeration DateMarch 26, 2026
Last NPPES UpdateJuly 27, 2026
NPPES CertifiedJuly 27, 2026
NPI 1144169947 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in CT · 12017032
2001 W MAIN ST STE 132, Stamford, CT 06902

Other Providers at the Same Location NPPES

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

Pediatrics
2001 W MAIN ST STE 132
STAMFORD, CT 06902

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 Grace Sullivan's NPI number?

The NPI number for Grace Sullivan is 1144169947. It was assigned to this individual provider in the NPPES registry on March 26, 2026.

Where is Grace Sullivan located?

Grace Sullivan practices at 2001 W Main St Ste 132, Stamford, CT 06902. The listed phone number is (203) 363-0123.

What is Grace Sullivan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Grace Sullivan was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.