A Dentist refers to a person who is a holder of a valid certificate of registration and professional identification card in Dentistry who renders dental service within the meaning and intent of this Law and who, for a fee, salary, compensation, or reward, paid to him/her or through another, or even without such compensation or reward, performs any operation or part of an operation upon the human oral cavity, jaws, teeth and surrounding tissues; prescribes drugs or medicines for the treatment of oral diseases or lesions, or prevents and corrects malpositions of the teeth or implantation of art