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

Emergency Medicine

Mazin Hallaj, MD

Sees patients in Oakwood Village, OH · Ohio

Summary

Mazin Hallaj, MD (Emergency Medicine) is enrolled with Medicare at 1 practice location in Oakwood Village, OH. NPI 1376778696. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Mazin Hallaj, 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
MaleGender (as listed)
American Current Care of Ohio PA CoGroup practice

Quick answers

Where does Mazin Hallaj see patients?
Medicare's clinician data lists 1 practice location in Oakwood Village, OH. Call before your visit to confirm the address.
What is Mazin Hallaj's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Mazin Hallaj accept Medicare assignment?
Yes. Medicare's clinician data says Mazin Hallaj 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 Mazin Hallaj?
(440) 735-0438, as listed in official Medicare / NPI Registry data.
What is Mazin Hallaj's NPI number?
1376778696. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Mazin Hallaj is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • American Current Care of Ohio PA Co14 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Ohio →

Other emergency medicine doctors in Ohio

Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.

All emergency medicine doctors in Ohio →

Clinician information

CredentialMD
Graduation year2005
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1376778696
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians