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Emergency Medicine

Matthew L. Kennedy

Works at hospitals in Ann Arbor, MI · Michigan

Summary

Matthew L. Kennedy is an emergency medicine doctor at 1500 E Medical Ctr, Suite 0331, Ann Arbor, MI 48109. Phone: (734) 936-5738. Accepts Medicare assignment. In 2024, Matthew L. Kennedy had 143 Original Medicare patients and 261 services. NPI 1811481567. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1500 E Medical Ctr, Suite 0331, Ann Arbor, MI 48109 · Directions (11 more locations)
  • Phone: (734) 936‑5738
  • Medicare: Accepts Medicare assignment
  • Hospital: University of Michigan Health System
  • Group practice: Regents of the University of Michigan
  • Medical school: Michigan State University College Of Osteopathic Medicine · graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Matthew L. Kennedy, 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 L. Kennedy accept Medicare assignment?
Yes. Medicare's clinician data says Matthew L. Kennedy 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.
How many Medicare patients does Matthew L. Kennedy see?
In 2024, CMS data shows 143 Original Medicare patients and 261 services for Matthew L. Kennedy. This counts Original Medicare only and measures volume, not quality.
What is Matthew L. Kennedy's NPI number?
1811481567. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Matthew L. Kennedy, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients143
Services billed to Medicare261
Different services or procedures22
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Critical care, first 30-74 minutes (99291)63 services
  2. Emergency department visit with high level of medical decision making (99285)41 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)37 services
  4. Emergency department visit with moderate level of medical decision making (99284)26 services
  5. Critical care, each additional 30 minutes (99292)26 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease59%
  • Chronic kidney disease59%
  • Heart failure57%
  • Arthritis54%

Hospitals where Matthew L. Kennedy works

Medicare's Facility Affiliation Data lists Matthew L. Kennedy 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.

Practice locations

Addresses where Matthew L. Kennedy is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 12; the Medicare profile lists all.

Group practices

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

  • Regents of the University of Michigan3,346 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Michigan →

Other emergency medicine doctors in Ann Arbor

Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.

All emergency medicine doctors in Ann Arbor →

Other clinicians in Regents of the University of Michigan

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

Clinician information

Medical schoolMichigan State University College Of Osteopathic Medicine
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811481567
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians