NPPES file of Aug 9, 2026

Gabrielle Mary Mazza, RN

Registered Nurse · South Weymouth, MA

Gabrielle Mary Mazza, RN is a registered nurse with a practice address in South Weymouth, Massachusetts, and NPI 1043900681, issued on May 8, 2023. Check the license (Massachusetts RN2321581, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043900681
Name
Gabrielle Mary Mazza
Credential
RN
Primary taxonomy
Registered Nurse 163W00000X
License number
RN2321581 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fogg RD, South Weymouth, MA 02190
Phone
(781) 624-8000
Enumerated
May 8, 2023
Record last updated
Apr 24, 2024
Medicare enrollment
Enrolled (PECOS I20230726001874); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 55 Fogg RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Essmaeel Abdel-Dayem, MDDiagnostic Radiology Physician1427088335
  2. Rafael Altieri, M.D.Diagnostic Radiology Physician1295791119
  3. Sarah AmeriDiagnostic Radiology Physician1194347567
  4. Nita Amornsiripanitch, M.D.Diagnostic Radiology Physician1063791887
  5. Anjali Andalkar, M.D.Anatomic Pathology & Clinical Pathology Physician1225005234
  6. Shaheen AndreasPediatric Emergency Medicine (Pediatrics) Physician1407388614

Verify Gabrielle Mary Mazza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2321581
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Coastal Medical AssociatesWeymouth, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

12 registered nurse records list a practice address in South Weymouth

They are 12 of the 445 NPPES records with a practice address in South Weymouth, and 4,985 registered nurse records in Massachusetts.

Other registered nurse records in Massachusetts

  1. Sabrina AbanoorBoston, MA1215818745
  2. Jennifer Abazorius, RNFitchburg, MA1467294462
  3. Kobina Abban-Saah, RNWest Roxbury, MA1770873309
  4. Adanesh AbbayCambridge, MA1639993652
  5. Naheelah Abdullah, RNQuincy, MA1124848015
  6. Mutawakilu Abdulsalam, RNWestford, MA1598249740
  7. Andrea Aberdale-SmithSpringfield, MA1871463885
  8. Brenda Abongwa, NURSEWhitinsville, MA1144951815
  9. Udo Abraham, RNBrockton, MA1265170120
  10. Nadzeya AbramovichAshland, MA1790673911

Common questions

What is Gabrielle Mary Mazza, RN's NPI number?

Gabrielle Mary Mazza, RN's National Provider Identifier (NPI) is 1043900681, issued on May 8, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Gabrielle Mary Mazza, RN located?

The NPPES record lists a practice address at 55 Fogg RD, South Weymouth, MA, 02190. Phone: (781) 624-8000. Providers update this record themselves, so call before visiting.

How can I verify Gabrielle Mary Mazza, RN's license?

NPPES lists Massachusetts license number RN2321581, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.