He began his career at the Old Bridge Dental Care center located in his home state. Not long after beginning his career as a dentist, he opened Dental Sleep Masters Seminars. This is also based in New Jersey. By means of this business, Avi Weisfogal teaches individuals and medical professionals how they can treat sleep disorders. He is especially interested in teaching how sleep disorders are connected with dental issues. After working in this field for more than 16 years, he has accumulated much experience.