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Rheumatology

Gregory C. McDermott, MD

Works at hospitals in Jamaica Plain, MA · Boston, MA · Newton, MA … · Massachusetts

Summary

Gregory C. McDermott, MD (Rheumatology) is listed by Medicare at 4 hospitals in Jamaica Plain, MA, Boston, MA and Newton, MA and other places. NPI 1184005506. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory C. McDermott, 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

RheumatologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
11Years since medical school (graduated 2015)
MaleGender (as listed)
Brigham and Womens Physicians Organization IncGroup practice

Quick answers

Which hospitals does Gregory C. McDermott work at?
Medicare's official clinician data lists Gregory C. McDermott at 4 hospitals: Brigham and Women Faulkner Hospital, Brigham and Women's Hospital, Newton-Wellesley Hospital and North Shore Medical Center -. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gregory C. McDermott see patients?
Medicare's clinician data lists 2 practice locations, including Jamaica Plain, MA and Boston, MA. Call before your visit to confirm the address.
What is Gregory C. McDermott's specialty?
Medicare lists Rheumatology as the primary specialty, and also Internal Medicine.
Does Gregory C. McDermott accept Medicare assignment?
Yes. Medicare's clinician data says Gregory C. McDermott 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.
Does Gregory C. McDermott offer telehealth?
Medicare's clinician data says Gregory C. McDermott offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Gregory C. McDermott?
(617) 983-7000, as listed in official Medicare / NPI Registry data.
What is Gregory C. McDermott's NPI number?
1184005506. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gregory C. McDermott works

Medicare's Facility Affiliation Data lists Gregory C. McDermott at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Gregory C. McDermott is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gregory C. McDermott as a member of this group (CMS data updated 2026-10-02).

  • Brigham and Womens Physicians Organization Inc2,994 clinicians in the group

Specialties

Find other Rheumatology doctors in Massachusetts →

Other rheumatologists in Jamaica Plain

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

All rheumatologists in Jamaica Plain →

Clinician information

CredentialMD
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1184005506
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians