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

GRACE WATERHOUSE NP
NPI 1003731910
Nurse Practitioner - Adult Health in Acton, MA

Active since August 11, 2026

NPPES record added: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Grace Waterhouse Np NPPES

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

GRACE WATERHOUSE NP (NPI 1003731910) is an individual adult health provider in Acton, Massachusetts, licensed in Massachusetts (RN2288131) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1003731910
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameGRACE WATERHOUSECredential: NP
Location Address321 MAIN STActon, MA 01720-3799
Mailing Address321 Main StActon, MA 01720-3799 · (978) 635-8700
Phone(978) 635-8700
Sole ProprietorNo
Enumeration DateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
✔ NPI 1003731910 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in MA · RN2288131
321 MAIN ST, Acton, MA 01720
Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

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

NADIA TIKHOMIROVA NP
Nurse Practitioner (Family)
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 635-8700
AMY CHURCHILL MD
Internal Medicine
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 263-1131
DR. PETER JAMES DEMARTINO M.D.
Internal Medicine
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 263-1425
TELI LEUNG-GALECKI M.D.
Internal Medicine
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 635-8700
DR. INGRID GORMAN M.D.
Internal Medicine
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 263-1131
KRISTY P SMITH
Nurse Practitioner (Family)
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 263-0680
MS. TIFFANY MCNAMARA CNP-P
Nurse Practitioner (Pediatrics)
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 635-8700
LAURA CARVAJAL FNP-BC
Nurse Practitioner (Family)
321 MAIN ST
ACTON, MA 01720
Middlesex County (978) 635-8800

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 Waterhouse's NPI number?

The NPI number for Grace Waterhouse is 1003731910. It was assigned to this individual provider in the NPPES registry on August 11, 2026.

Where is Grace Waterhouse located?

Grace Waterhouse practices at 321 Main St, Acton, MA 01720. The listed phone number is (978) 635-8700.

What is Grace Waterhouse's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

When was this NPI record last updated?

The NPPES record for Grace Waterhouse was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.