NPPES file of Aug 9, 2026

Mary A. Fischer, NP

Women's Health Nurse Practitioner · Somerville, MA

Mary A. Fischer, NP is a women's health nurse practitioner with a practice address in Somerville, Massachusetts, and NPI 1760525646, issued on Feb 14, 2007. Check the license (Massachusetts RN127336, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1760525646
Name
Mary A. Fischer
Credential
NP
Primary taxonomy
Women's Health Nurse Practitioner 363LW0102X
License number
RN127336 MA
Self-reported in NPPES; status is on the state search
Practice location
40 Holland St, Somerville, MA 02144
Phone
(617) 629-6330
Enumerated
Feb 14, 2007
Record last updated
Mar 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(617) 629-6128
Medicaid ID
110018718A MA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 40 Holland St

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

  1. Hala Ali Ibrahim, MDPediatrics Physician1902469877
  2. Carole Allen, M.D.Pediatrics Physician1275518235
  3. Andrew Angel, M.D.Internal Medicine Physician1417927724
  4. Dolly Arjun, PA-CPediatrics Physician1376924738
  5. Jill Ashcraft, DPMFoot & Ankle Surgery Podiatrist1316205909
  6. Rachel Berger, M.D.Internal Medicine Physician1326019456

Verify Mary A. Fischer 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 RN127336    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

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93% fewer Medicare Part D claims than the average women's health nurse practitioner in 2024

15 Medicare Part D claims, against an average of 217 among the 3,809 providers of this specialty who prescribed in Part D.

  1. Mary Fischer15
  2. Specialty average217

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.

Women's Health Nurse Practitioner providers in Massachusetts

There are 329 women's health nurse practitioner records in Massachusetts.

All 329 in Massachusetts → Every provider in Somerville →

Other women's health nurse practitioner records in Massachusetts

  1. Margaret Abisla, N.P.Wareham, MA1396863205
  2. Marjorie AdamsDover, MA1477418531
  3. Stephanie Adams, RN, NPBoston, MA1700246428
  4. Marisa Albert, DNP, WHNP-BCBoston, MA1700776531
  5. Nicole AlbertaBoston, MA1831946722
  6. Christina Allen, CNPBoston, MA1922407618
  7. Jennifer Andrade, N.P.Boston, MA1144696642
  8. Nicole Anim, CPNPCambridge, MA1619227667
  9. Oluwabusayo Anyagwochu, DNP, WHNP-BCBrockton, MA1306623517
  10. Alexa Arlos, NPBoston, MA1851350482

Common questions

What is Mary A. Fischer, NP's NPI number?

Mary A. Fischer, NP's National Provider Identifier (NPI) is 1760525646, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary A. Fischer, NP located?

The NPPES record lists a practice address at 40 Holland St, Somerville, MA, 02144. Phone: (617) 629-6330. Providers update this record themselves, so call before visiting.

How can I verify Mary A. Fischer, NP's license?

NPPES lists Massachusetts license number RN127336, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Mary A. Fischer, NP prescribe under Medicare Part D?

In 2024, Mary A. Fischer, NP had 15 Medicare Part D claims; the average among women's health nurse practitioner prescribers was 217. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.