Osama Altayar

Osama Altayar, MD

Top Doctors®

Specializes In
  • Gastroenterology
Referral Type

Professional Consultation Only

Languages Spoken
  • Arabic
  • English


Sees Patients For

Celiac disease, enteropathies, gastric intestinal metaplasia, pernicious anemia, autoimmune gastritis, eosinophilic gastrointestinal disorders, iron deficiency anemia, luminal gastrointestinal disorder

Hospital Affiliations

  • Barnes-Jewish Hospital
  • Barnes-Jewish West County Hospital



Academic Title(s)

Assistant Professor, Medicine
Division of Gastroenterology

Research Interests

Celiac disease, guidelines development, evidence synthesis, outcomes research

Publications & Research

View research profile »


Fellowship: Gastroenterology

2019 Washington University in St. Louis School of Medicine, St. Louis, MO

Residency: Internal Medicine

2016 Allegheny Health Network Medical Education Consortium, Pittsburgh, PA

Fellowship: Evidence-Based Research Program

2013 Mayo Clinic, Rochester, MN

Medical Degree

2011 University of Damascus Faculty of Medicine, Damascus, Syria