Denise Cynthia Gnazzo, N.P.
Nurse Practitioner · Dartmouth, MA
Denise Cynthia Gnazzo, N.P. is a nurse practitioner with a practice address in Dartmouth, Massachusetts, and NPI 1477635340, issued on Oct 20, 2006. Check the license (Massachusetts 181612, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Denise Cynthia Gnazzo
- Credential
- N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 181612 MA
Self-reported in NPPES; status is on the state search - Practice location
- 535 Faunce Corner RD, Dartmouth, MA 02747
- Phone
- (508) 996-3991
- Enumerated
- Oct 20, 2006
- Record last updated
- May 29, 2025
- Medicare enrollment
- Enrolled (PECOS I20061109000596); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 535 Faunce Corner RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jean AmorePhysician Assistant1932082963
- Sharon Anderson, M.S., CCC-AAudiologist1083864110
- Luiza Arbain, PHARMD.Pharmacist1245232099
- Selina AvelinoAdult Health Nurse Practitioner1831839059
Verify Denise Cynthia Gnazzo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 181612Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nurse practitioner in 2024
56 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.
Most prescribed
- Eliquis25 claims
- Levothyroxine Sodium14 claims
- Metoprolol Succinate13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Lifespan Physician Group OF Massachusetts IncDartmouth, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Denise Cynthia Gnazzo among 3,480 nurse practitioner records in Massachusetts
Denise Cynthia Gnazzo, N.P. is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 78% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1996 · median 2017 among the 1,963 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 nurse practitioner records list a practice address in Dartmouth
They are 26 of the 513 NPPES records with a practice address in Dartmouth, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Dartmouth → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Marie Aguiar, NPN Dartmouth, MA 027471487642724
- Karen Beraha, NPNorth Dartmouth, MA 027471699762732
- Celeste Chace, NPDartmouth, MA 027471700874096
- Lassalete Costa, NPDartmouth, MA 027471528055654
- Michelle Leblanc-Gaffney, NPDartmouth, MA 027471780671800
- Dallas Leonard, ANPN Dartmouth, MA 027471316949407
- Rana Levitt, NPN Dartmouth, MA 027471649267766
- Kristen Madden, NPDartmouth, MA 027471699762716
Common questions
What is Denise Cynthia Gnazzo, N.P.'s NPI number?
Denise Cynthia Gnazzo, N.P.'s National Provider Identifier (NPI) is 1477635340, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Denise Cynthia Gnazzo, N.P. located?
The NPPES record lists a practice address at 535 Faunce Corner RD, Dartmouth, MA, 02747. Phone: (508) 996-3991. Providers update this record themselves, so call before visiting.
How can I verify Denise Cynthia Gnazzo, N.P.'s license?
NPPES lists Massachusetts license number 181612, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Denise Cynthia Gnazzo, N.P. prescribe under Medicare Part D?
In 2024, Denise Cynthia Gnazzo, N.P. had 56 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions 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.