Omar J. Abialmouna, MD

Hospitals where Omar J. Abialmouna works

Medicare's Facility Affiliation Data lists Omar J. Abialmouna 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.

• Kaleida HealthBuffalo, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330005
• Kenmore Mercy HospitalKenmore, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330102
• Mount St. Mary's Hospital & Health CenterLewiston, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330188
• Sisters of Charity HospitalBuffalo, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330078

Practice locations

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

• 2800 Sweet Home Rd, Suite 6Amherst, NY 14228 (716) 691‑1300

Group practices

Medicare enrollment lists Omar J. Abialmouna as a member of this group (CMS data updated October 2, 2026).

• Tonawanda Medical Practice P.C.2 clinicians in the group

Specialties

• Internal Medicineprimary
• Rheumatologyalso

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Amherst

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

• Gabriel Cortes, DO
• Mumtaz R. Karimi, MD
• Faiza H. Warraich, MD
• Anees Ahmad, MD
• Amanda E. Ribbeck, MD
• Hongbiao Liu, MD
• Eric R. Southard, MD
• Alan M. Antfleck, MD

All internal medicine doctors in Amherst →

Clinician information

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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
5. Medicare Care Compare — official Medicare tool to look up clinicians