Dr. Chaaban is Vice Chair of Research and Associate Professor of Otolaryngology at the Cleveland Clinic. He specializes in Rhinology, with a focus on chronic rhinosinusitis (CRS) and nasal polyposis.

His research interests include the role of obesity in CRS, endotyping of CRS, and immune responses related to olfactory dysfunction. He is also involved in clinical informatics and comparative effectiveness research and has extensive experience in database-driven studies. Dr. Chaaban has authored over 70 peer-reviewed manuscripts, contributed to multiple chapters in major otolaryngology textbooks, and served as editor of a textbook in the field.

Dr. Chaaban graduated with honors from the American University of Beirut and was inducted into the Alpha Omega Alpha Honor Medical Society. He completed his residency at the University of Chicago and a Rhinology fellowship at the University of Alabama at Birmingham. He holds a Master’s degree in Clinical Research, a Master’s in Clinical Informatics, and an MBA in Healthcare from George Washington University. He is board-certified by the American Board of Preventive Medicine with a specialization in Clinical Informatics.

He is an active member of professional societies including the American Rhinologic Society (ARS) and the American Academy of Otolaryngology–Head and Neck Surgery (AAO-HNS).