Wisconsin Statutes Regulation and Licensing (Ch. 440 to 480) § 447.03. License required

(a) Practice or offer to practice dentistry.

(b) Use or permit to be used, directly or indirectly, for a profit or otherwise for himself or herself, or for any other person, the title, or append to his or her name the words or letters, “doctor”, “Dr.”, “Doctor of Dental Surgery”, “D.D.S.”, or “D.M.D.”, or any other letters, titles, degrees, terms or descriptive matter, personal or not, which directly or indirectly represent him or her to be engaged in the practice of dentistry.

(c) Inform the public directly or indirectly in any language, orally, in writing or printing, or by drawings, demonstrations, signs, pictures or other means that he or she can perform or will attempt to perform dental services of any kind.

(a) Practice or offer to practice dental hygiene.

(b) Represent himself or herself to the public as a dental hygienist or use, in connection with his or her name, any title or description that may convey the impression that he or she is a dental hygienist.

(a) A dental student who practices dentistry under the supervision of a dentist in an infirmary, clinic, hospital or other institution connected or associated for training purposes with an accredited dental school.

(b) A dental hygiene student who practices dental hygiene under the supervision of a dentist in an infirmary, clinic, hospital or other institution connected or associated for training purposes with an accredited dental hygiene school.

(c) An individual licensed to practice dentistry or dental hygiene in another state or country who practices dentistry or dental hygiene in a program of dental education or research at the invitation of a group of dentists or practices dentistry or dental hygiene under the jurisdiction of the army, navy, air force, U.S. public health service or veterans bureau.

(d) Any of the following individuals who do not engage in the private practice of dentistry and do not have an office outside the institution at which he or she is appointed or employed:

(e) Any examiner representing a testing service approved by the examining board.

(f) A dental laboratory or dental laboratory technician to construct appliances or restorations for dentists if all of the following apply:

(g) Any individual who provides remediable procedures that are delegated under s. 447.065(1).

(h) A physician licensed under subch. II of ch. 448 acting within the scope of his or her license.