Dr. Lemchen is a board certified orthodontist having received degrees from both Tufts University School of Dental Medicine and Columbia University School of Dental Medicine. He is affiliated with several of New York’s leading hospitals including Lenox Hill and New York Presbyterian where he is a Senior Attending Orthodontist and holds a teaching appointment at Cornell University Medical College. He has pioneered and developed many cutting edge technological innovations in orthodontic imaging, mechanics and software that are used in his practice and others around the world. One of his many patents was the idea of a virtual computer model to visualize an intended outcome of an orthodontic treatment plan. This patent was the framework for Invisalign and integral to all 3D technology in orthodontics. His wife Debbie is a former teacher at The Trinity School and their son Andrew, a graduate of Riverdale Country School and Lehigh University, is currently a dental student at Tufts.