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Pathology

Mariam Youssef, MD

Works at hospitals in Cleveland, OH · Ohio

Summary

Mariam Youssef, MD (Pathology) is listed by Medicare at 1 hospital in Cleveland, OH. NPI 1649703976. 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 Mariam Youssef, 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

PathologyPrimary specialty
YesAccepts Medicare assignment
15Years since medical school (graduated 2011)
FemaleGender (as listed)
The MetroHealth SystemGroup practice

Quick answers

Which hospitals does Mariam Youssef work at?
Medicare's official clinician data lists Mariam Youssef at 1 hospital: MetroHealth System. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mariam Youssef see patients?
Medicare's clinician data lists 1 practice location in Cleveland, OH. Call before your visit to confirm the address.
What is Mariam Youssef's specialty?
Medicare lists Pathology as the primary specialty.
Does Mariam Youssef accept Medicare assignment?
Yes. Medicare's clinician data says Mariam Youssef 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 Mariam Youssef?
(216) 778-7800, as listed in official Medicare / NPI Registry data.
What is Mariam Youssef's NPI number?
1649703976. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mariam Youssef works

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

Group practices

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

  • The MetroHealth System1,144 clinicians in the group

Specialties

Find other Pathology doctors in Ohio →

Other pathologists in Cleveland

Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.

All pathologists in Cleveland →

Clinician information

CredentialMD
Graduation year2011
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649703976
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