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Internal Medicine

Samir E. Yousef, MD

Works at hospitals in Buffalo, NY · Olean, NY · New York

Summary

Samir E. Yousef, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Buffalo, NY and Olean, NY. NPI 1194809541. 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 Samir E. Yousef, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
42Years since medical school (graduated 1984)
MaleGender (as listed)
Olean General HospitalGroup practice

Quick answers

Which hospitals does Samir E. Yousef work at?
Medicare's official clinician data lists Samir E. Yousef at 2 hospitals: Kaleida Health and Olean General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Samir E. Yousef see patients?
Medicare's clinician data lists 1 practice location in Olean, NY. Call before your visit to confirm the address.
What is Samir E. Yousef's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Samir E. Yousef accept Medicare assignment?
Yes. Medicare's clinician data says Samir E. Yousef 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 Samir E. Yousef?
(716) 375-6993, as listed in official Medicare / NPI Registry data.
What is Samir E. Yousef's NPI number?
1194809541. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Samir E. Yousef works

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

Group practices

Medicare enrollment lists Samir E. Yousef as a member of this group (CMS data updated 2026-10-02).

  • Olean General Hospital90 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Olean

Clinicians with the same Medicare primary specialty in Olean, NY — not a recommendation.

All internal medicine doctors in Olean →

Clinician information

CredentialMD
Graduation year1984
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194809541
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