Cal. Bus. & Prof. Code § 730
Any person licensed under this division or under any initiative act referred to in this division shall not perform any medical evaluation for which the evaluator is required to be certified as a qualified medical evaluator pursuant to Section 139.2 of the Labor Code without having first obtained that certification. No person shall be in violation of this section if the person is certified as a qualified medical evaluator at the time of assignment to a three-member panel under subdivision (h) of Section 139.2 of the Labor Code or, if the injured worker is represented, if the person is certified as a qualified medical evaluator at the time the injured worker is referred for a medical evaluation. A violation of this section constitutes unprofessional conduct and grounds for disciplinary action.
Ca. Bus. and Prof'l. Code § 730