Dr. Elkin is Professor and Chair of the newly created Department of Biomedical Informatics at the University at Buffalo and also a Professor of Medicine. He was formerly Center Director of Biomedical Informatics, Vice-Chairman of the Department of Internal Medicine and the Vice-President of Mount Sinai Hospital for Biomedical and Translational Informatics. He is a Master of the American College of Physicians and a Fellow of the American College of Medical Informatics. He has published over 120 peer reviewed publications. He is the primary author of the American National Standards Institute's (ANSI) national standard on Quality Indicators for Controlled Health Vocabularies ASTM E2087, which has also been approved by ISO TC 215 as a Technical Specification (TS17117). He has chaired Health and Human Service's HITSP Technical Committee on Population Health and the International Medical Informatics Associations Working Group on Human Factors Engineering for Health Informatics. He is the Editor of the Springer Informatics textbook Terminology and Terminological Systems. He was awarded the Mayo Department of Medicine's Laureate Award for 2005. He is the index recipient of the Homer R. Warner award for outstanding contribution to the field of Medical Informatics.