Nancy Bertaux, NP
Nurse Practitioner · Marblehead, MA
Nancy Bertaux, NP is a nurse practitioner with a practice address in Marblehead, Massachusetts, and NPI 1629028121, issued on May 12, 2006. Check the license (Massachusetts 171584, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Bertaux
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 171584 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Widger RD, Marblehead, MA 01945
- Phone
- (781) 631-5126
- Enumerated
- May 12, 2006
- Entity
- Type 1 · individual
Also registered at 1 Widger RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nancy Bertaux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 171584Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average nurse practitioner in 2024
133 Medicare Part D claims for 82 beneficiaries, against an average of 1,144 among the 50,277 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of 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.
One hospital or facility affiliation
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Nurse Practitioner providers in Massachusetts
There are 3,234 nurse practitioner records in Massachusetts.
Other nurse practitioner records in Massachusetts
- Carolyn Abbanat Villafane, NPBoston, MA1598810269
- Lisa Abbondanza, CNPFranklin, MA1770892630
- Fatima AbdallaMelrose, MA1326407529
- Erika AbeidFairhaven, MA1831084839
- Esayas Abraham, NPChelsea, MA1851275895
- Alissa AbrahamsonFramingham, MA1285434753
- Lauren Abric, CNPMilford, MA1235591447
- Amaka Achibiri, FNPWestwood, MA1932061736
- Jennifer Ackil, NPBoston, MA1730406398
- John AcordFairhaven, MA1013531086
Common questions
What is Nancy Bertaux, NP's NPI number?
Nancy Bertaux, NP's National Provider Identifier (NPI) is 1629028121, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Bertaux, NP located?
The NPPES record lists a practice address at 1 Widger RD, Marblehead, MA, 01945. Phone: (781) 631-5126. Providers update this record themselves, so call before visiting.
How can I verify Nancy Bertaux, NP's license?
NPPES lists Massachusetts license number 171584, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy Bertaux, NP prescribe under Medicare Part D?
In 2024, Nancy Bertaux, NP had 133 Medicare Part D claims for 82 beneficiaries; the average among nurse practitioner prescribers was 1,144. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.