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Internal Medicine

Michael J. Haroutunian, DO

Works at hospitals in Dearborn, MI · Taylor, MI · Royal Oak, MI … · Michigan

Summary

Dr. Michael J. Haroutunian, DO is an internal medicine doctor at 22021 Ecorse Rd, Taylor, MI 48180. Phone: (313) 291-4444. Accepts Medicare assignment. In 2024, Michael J. Haroutunian had 274 Original Medicare patients and 3,192 services. NPI 1780696229. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael J. Haroutunian, 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 Michael J. Haroutunian accept Medicare assignment?
Yes. Medicare's clinician data says Michael J. Haroutunian 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 Michael J. Haroutunian see?
In 2024, CMS data shows 274 Original Medicare patients and 3,192 services for Michael J. Haroutunian. This counts Original Medicare only and measures volume, not quality.
What is Michael J. Haroutunian's NPI number?
1780696229. 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 Michael J. Haroutunian, 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 patients274
Services billed to Medicare3,192
Different services or procedures74
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)637 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)463 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)259 services
  4. Urinalysis, manual test (81002)179 services
  5. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)130 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 disease49%
  • Arthritis41%
  • Diabetes34%
  • Heart failure33%

Hospitals where Michael J. Haroutunian works

Medicare's Facility Affiliation Data lists Michael J. Haroutunian 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.

  • Beaumont Hospital - DearbornDearborn, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230020
  • Beaumont Hospital - TaylorTaylor, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230270
  • Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130
  • Beaumont Hospital, TroyTroy, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230269
  • Corewell Health Trenton HospitalTrenton, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230176

Practice locations

Addresses where Michael J. Haroutunian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Michael J. Haroutunian as a member of these groups (CMS data updated October 2, 2026).

  • Dearborn Physical Therapy Ltd94 clinicians in the group
  • Progressive Health Care PC4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Taylor

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

All internal medicine doctors in Taylor →

Other clinicians in Dearborn Physical Therapy Ltd

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

Clinician information

CredentialDO
Medical schoolR Franklin University Of Med & Sci/chicago Medical School
Graduation year1983 (43 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780696229
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