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Dermatology

Margaret Chou, MD

Sees patients in Boston, MA · Massachusetts

Summary

Margaret Chou, MD (Dermatology) is enrolled with Medicare at 1 practice location in Boston, MA. NPI 1477131449. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Margaret Chou, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

DermatologyPrimary specialty
YesAccepts Medicare assignment
5Years since medical school (graduated 2021)
Icahn School Of Medicine At Mount SinaiMedical school
FemaleGender (as listed)
Massachusetts General Physicians Organization IncGroup practice

Quick answers

Where does Margaret Chou see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Margaret Chou's specialty?
Medicare lists Dermatology as the primary specialty.
Does Margaret Chou accept Medicare assignment?
Yes. Medicare's clinician data says Margaret Chou accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Margaret Chou?
(617) 724-0287, as listed in official Medicare / NPI Registry data.
What is Margaret Chou's NPI number?
1477131449. 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 Margaret Chou is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Margaret Chou as a member of this group (CMS data updated 2026-10-02).

  • Massachusetts General Physicians Organization Inc3,558 clinicians in the group

Specialties

Find other Dermatology doctors in Massachusetts →

Other dermatologists in Boston

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

All dermatologists in Boston →

Clinician information

CredentialMD
Medical schoolIcahn School Of Medicine At Mount Sinai
Graduation year2021
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477131449
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 2026-10-02, retrieved 2026-10-29
  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