NPPES file of Aug 9, 2026

Narges Jahanseir

Anatomic Pathology & Clinical Pathology Physician · Boston, MA

Narges Jahanseir is an anatomic pathology & clinical pathology physician with a practice address in Boston, Massachusetts, and NPI 1134583776, issued on Apr 10, 2016. Check the license (Massachusetts 282827, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1134583776
Name
Narges Jahanseir
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License numbers
282827 MA
27700 MN
64107 MN
Self-reported in NPPES; status is on the state search
Practice location
800 Washington St, Boston, MA 02111
Phone
(617) 636-5000
Enumerated
Apr 10, 2016
Record last updated
Dec 12, 2022
Fax
(617) 636-1465
Medicare enrollment
Enrolled (PECOS I20200609002150); 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 800 Washington St

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

  1. Jeffrey Aalberg, MD, MPHSurgery Physician1326788027
  2. Omer Abbak, PHARMDPharmacist1114500337
  3. Aya Abdelnaser, MDStudent in an Organized Health Care Education/Training Program1770425373
  4. Marie Elise Abi Antoun, MDObstetrics & Gynecology Physician1356042626
  5. Ahmad AboalfarajSurgery Physician1538517651
  6. Tala Abu Samaan, MDStudent in an Organized Health Care Education/Training Program1376386250

Verify Narges Jahanseir in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 282827
    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
Open 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. Pratt Pathology Associates IncBoston, MA

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

Anatomic Pathology & Clinical Pathology Physician providers in Massachusetts

There are 542 anatomic pathology & clinical pathology physician records in Massachusetts.

Other anatomic pathology & clinical pathology physician records in Massachusetts

  1. Todd Abbott, M.D.Newton, MA1013057454
  2. Maha Abdulla, DOBeverly, MA1740662469
  3. Mohammad Abidullah, M.D.Pittsfield, MA1295769081
  4. Graziella Abu-Jawdeh, M.D.Salem, MA1477529618
  5. Lori Adcock, M.D.Brighton, MA1013954023
  6. Opoku Adjapong, M.DBoston, MA1962664896
  7. Donald Agostinelli, M.D.Lowell, MA1144296450
  8. Agoston Agoston, M.D., PH.D.Boston, MA1376733014
  9. Parnian Ahmadi Moghaddam, M.D.Worcester, MA1427336056
  10. Leo Aish, M.D.Brighton, MA1194799122

Common questions

What is Narges Jahanseir's NPI number?

Narges Jahanseir's National Provider Identifier (NPI) is 1134583776, issued on Apr 10, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Narges Jahanseir located?

The NPPES record lists a practice address at 800 Washington St, Boston, MA, 02111. Phone: (617) 636-5000. Providers update this record themselves, so call before visiting.

How can I verify Narges Jahanseir's license?

NPPES lists Massachusetts license number 282827, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.