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Allergy/Immunology

Ryan Eid, MD

Works at hospitals in Boston, MA · Massachusetts

Summary

Ryan Eid, MD (Allergy/Immunology) is listed by Medicare at 1 hospital in Boston, MA. NPI 1215464540. 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 Ryan Eid, 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

Allergy/ImmunologyPrimary specialty
YesAccepts Medicare assignment
9Years since medical school (graduated 2017)
University Of Louisville School Of MedicineMedical school
MaleGender (as listed)
Mass General Brigham Medical Group Suburban Massachusetts IncGroup practice (+1 more)

Quick answers

Which hospitals does Ryan Eid work at?
Medicare's official clinician data lists Ryan Eid at 1 hospital: Brigham and Women's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ryan Eid see patients?
Medicare's clinician data lists 3 practice locations, including Newton, MA, Duxbury, MA and South Weymouth, MA. Call before your visit to confirm the address.
What is Ryan Eid's specialty?
Medicare lists Allergy/Immunology as the primary specialty.
Does Ryan Eid accept Medicare assignment?
Yes. Medicare's clinician data says Ryan Eid 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 Ryan Eid?
(617) 243-6000, as listed in official Medicare / NPI Registry data.
What is Ryan Eid's NPI number?
1215464540. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ryan Eid works

Medicare's Facility Affiliation Data lists Ryan Eid 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 Ryan Eid is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ryan Eid as a member of these groups (CMS data updated 2026-10-02).

  • Mass General Brigham Medical Group Suburban Massachusetts Inc602 clinicians in the group
  • Harbor Medical Associates Inc127 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Massachusetts →

Other allergist and immunologists in Newton

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

All allergist and immunologists in Newton →

Clinician information

CredentialMD
Medical schoolUniversity Of Louisville School Of Medicine
Graduation year2017
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215464540
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