Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Neurology

Maitreyi Mazumdar, MD

Sees patients in Boston, MA · Massachusetts

Summary

Dr. Maitreyi Mazumdar, MD is a neurologist at 300 Longwood Ave, Boston, MA 02115. Phone: (617) 355-6000. Accepts Medicare assignment. NPI 1003970328. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Neurologist (Medicare lists Neurology)
  • Address: 300 Longwood Ave, Boston, MA 02115 · Directions
  • Phone: (617) 355‑6000
  • Medicare: Accepts Medicare assignment
  • Group practice: C H Neurology Foundation Inc
  • Medical school: Tufts University School Of Medicine · graduated 1997 (29 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maitreyi Mazumdar, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Maitreyi Mazumdar accept Medicare assignment?
Yes. Medicare's clinician data says Maitreyi Mazumdar accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Maitreyi Mazumdar's NPI number?
1003970328. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Maitreyi Mazumdar is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Maitreyi Mazumdar as a member of this group (CMS data updated October 2, 2026).

  • C H Neurology Foundation Inc54 clinicians in the group

Specialties

Find other Neurology doctors in Massachusetts →

Other neurologists in Boston

Clinicians with the same Medicare primary specialty in Boston, MA — not a recommendation.

All neurologists in Boston →

Other clinicians in C H Neurology Foundation Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolTufts University School Of Medicine
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003970328
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians