In a proceeding for the suspension or revocation of a license or other disciplinary action for unethical or unprofessional conduct involving sexual contact with a patient or former patient, the board or administrative law judge shall not consider evidence of the patient’s previous sexual conduct nor shall any reference to this conduct be made during the proceedings or in the findings, except by motion of the complainant, unless the evidence would be admissible under the applicable provisions of section 609.347, subdivision 3.