A Diplomate of the American Board of Prosthodontics, he is also a Distinguished Practitioner in the National Academy of Practices, a Fellow of: The Academy of Prosthodontics (Past President), The Greater New York Academy of Prosthodontics (Past President), The American College of Prosthodontists (Board of Directors 2004-2008, Past President - NY Section), and The American College of Dentists. He is also Past President of The American Prosthodontic Society, Omega Chapter of Omicron Kapppa Upsilon and the NYU College of Dentistry Alumni Association and former Chair of the Prosthodontic Forum (2004-2008). Currently, he is Associate Editor of The International Journal of Prosthodontics and a member of the Editorial Review Board of The Journal of Prosthetic Dentistry.