Abdelkader Chaar

Abdelkader Chaar, MD, FACP, is an Assistant Clinical Professor of Internal Medicine at Yale School of Medicine, Yale University. His research focuses on gastroenterology, healthcare disparities, and clinical outcomes in gastrointestinal diseases. He holds an MD from the University of Aleppo, Faculty of Medicine (2014) and completed residency at Ascension St. John Hospital (2019). He is board-certified in Internal Medicine by the American Board of Internal Medicine.

Dr. Chaar's research examines ERCP outcomes, IBD therapies, racial disparities in healthcare, and complications of liver transplantation. Notable studies include analyses of 30-day readmissions post-ERCP, racial disparities in C. difficile infections, and the impact of frailty on patient outcomes. He collaborates with researchers like Rabia Rizwan, Paul Feuerstadt, and Alyssa Grimshaw on national database studies and systematic reviews.

His work addresses critical clinical questions in gastrointestinal medicine, with a focus on improving patient outcomes through evidence-based interventions. He has been featured in news articles discussing ulcerative colitis management and has an ORCID ID: 0000-0002-4259-0606.