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Family Practice

Matthew Horsfield, MD

Works at hospitals in Worcester, MA · Massachusetts

Summary

Matthew Horsfield, MD (Family Practice) is listed by Medicare at 1 hospital in Worcester, MA. NPI 1013998129. 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 Horsfield, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
University Of South Florida College Of MedicineMedical school
MaleGender (as listed)
Reliant Medical Group IncGroup practice

Quick answers

Which hospitals does Matthew Horsfield work at?
Medicare's official clinician data lists Matthew Horsfield at 1 hospital: St Vincent Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Matthew Horsfield see patients?
Medicare's clinician data lists 1 practice location in Worcesteer, MA. Call before your visit to confirm the address.
What is Matthew Horsfield's specialty?
Medicare lists Family Practice as the primary specialty.
Does Matthew Horsfield accept Medicare assignment?
Yes. Medicare's clinician data says Matthew Horsfield 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 Matthew Horsfield?
(508) 595-2300, as listed in official Medicare / NPI Registry data.
What is Matthew Horsfield's NPI number?
1013998129. 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 Horsfield works

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

Group practices

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

  • Reliant Medical Group Inc640 clinicians in the group

Specialties

Find other Family Practice doctors in Massachusetts →

Other family doctors in Worcesteer

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

All family doctors in Worcesteer →

Clinician information

CredentialMD
Medical schoolUniversity Of South Florida College Of Medicine
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013998129
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