(a) A school district may employ or contract with one or more nonphysician mental health professionals.
(b) In this section, "nonphysician mental health professional" means:
(1) a psychologist licensed to practice in this state and designated as a health-service provider;
(2) a registered nurse with a master's or doctoral degree in psychiatric nursing;
(3) a licensed clinical social worker;
(4) a professional counselor licensed to practice in this state; or
(5) a marriage and family therapist licensed to practice in this state.