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

Nurse Practitioner

Matthew Walsh, NP

Works at hospitals in Boston, MA · Newton, MA · Northampton, MA … · Massachusetts, New Hampshire

Summary

Matthew Walsh, NP (Nurse Practitioner) is listed by Medicare at 5 hospitals in Boston, MA, Newton, MA and Northampton, MA and other places. NPI 1558091710. 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 Matthew Walsh, 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

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
10Years since medical school (graduated 2016)
MaleGender (as listed)
Massachusetts General Physicians Organization IncGroup practice

Quick answers

Which hospitals does Matthew Walsh work at?
Medicare's official clinician data lists Matthew Walsh at 5 hospitals: Brigham and Women's Hospital, Massachusetts General Hospital, Newton-Wellesley Hospital, The Cooley Dickinson Hospital Inc and Wentworth-Douglass Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Matthew Walsh see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Matthew Walsh's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Matthew Walsh accept Medicare assignment?
Yes. Medicare's clinician data says Matthew Walsh 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 Matthew Walsh offer telehealth?
Medicare's clinician data says Matthew Walsh offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Matthew Walsh?
(617) 724-0287, as listed in official Medicare / NPI Registry data.
What is Matthew Walsh's NPI number?
1558091710. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Matthew Walsh works

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

Group practices

Medicare enrollment lists Matthew Walsh 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 clinicians: Nurse Practitioner, Massachusetts →

Other nurse practitioners in Boston

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

All nurse practitioners in Boston →

Clinician information

CredentialNP
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1558091710
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