A simple, but functional dental examination with our dentists, followed by a hygienist scale and polish. The minimum requirement for dental hygienist license is a certificate or associate’s degree in dental hygiene. Those who have certificate in dental hygiene can continue their education and go for Bachelor’s degree plan. The dental hygiene profession is 1 of the fastest developing professions in the country, according to the Division of Labor. You need to obtain or go to dental hygienist schools where they educated you as a dental hygienist which is also identified as dental assistant.