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Emergency Medicine

Matthew M. Kerr, DO

Works at hospitals in Machias, ME · Maine

Summary

Dr. Matthew M. Kerr, DO is an emergency medicine doctor at 11 Hospital Dr, Machias, ME 04654. Phone: (207) 255-3356. Accepts Medicare assignment. NPI 1790224228. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 11 Hospital Dr, Machias, ME 04654 · Directions
  • Phone: (207) 255‑3356
  • Medicare: Accepts Medicare assignment
  • Hospital: Down East Community Hospital
  • Group practice: Down East Community Hospital
  • Medical school: University Of New England, College Of Osteo Medicine · graduated 2017 (9 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Matthew M. Kerr, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Matthew M. Kerr accept Medicare assignment?
Yes. Medicare's clinician data says Matthew M. Kerr accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Matthew M. Kerr's NPI number?
1790224228. 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 M. Kerr works

Medicare's Facility Affiliation Data lists Matthew M. Kerr at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Down East Community HospitalMachias, ME · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 201311

Practice locations

Addresses where Matthew M. Kerr is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Matthew M. Kerr as a member of this group (CMS data updated October 2, 2026).

  • Down East Community Hospital29 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Maine →

Other emergency medicine doctors in Machias

Clinicians with the same Medicare primary specialty in Machias, ME — not a recommendation.

All emergency medicine doctors in Machias →

Other clinicians in Down East Community Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolUniversity Of New England, College Of Osteo Medicine
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790224228
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians