His clinical and research focus is in chronic lymphocytic leukemia (CLL) and lymphoma. He is the principal investigator of multiple on-going clinical trials of new cancer treatments including novel cellular therapies and has published extensive research articles pertaining to these topics. He serves as the Chairman of the Pharmacy & Therapeutics (P&T) Committee within the Department of Hematology and Medical Oncology, the Cleveland Clinic Board of Governors Professional Advancement Council and on the editorial board of several peer reviewed journals. He is an Associate Professor of Medicine of the Cleveland Clinic Lerner College of Medicine is an active member of the Case Comprehensive Cancer Center, American Society of Hematology (ASH), and the Center for International Blood and Marrow Transplant Research (CIBMTR) and committee member of the National Comprehensive Cancer Network (NCCN).