A regional behavioral health board for each region shall consist of twenty-three (23) members and shall be appointed as provided herein. All meetings of the regional behavioral health board shall be held in accordance with the open meetings law as provided for in chapter 2, title 74, Idaho Code. Members shall be comprised of the following: three (3) county commissioners; two (2) department of health and welfare employees who represent the behavioral health system within the region; one (1) parent of a child with a serious emotional disturbance; one (1) parent of a child with a substance use disorder; a law enforcement officer; one (1) adult mental health services consumer representative; one (1) mental health advocate; one (1) substance use disorder advocate; one (1) adult substance use disorder services consumer representative; one (1) family member of an adult mental health services consumer; one (1) family member of an adult substance use disorder services consumer; one (1) prevention specialist; a private provider of mental health services within the region; a private provider of substance use disorder services within the region; a representative of the elementary or secondary public education system within the region; a representative of the juvenile justice system within the region; a representative of the adult correction system within the region; a representative of the judiciary appointed by the administrative district judge; a physician or other licensed health practitioner from within the region; and a representative of a hospital within the region. The consumer, parent and family representatives shall be selected from nominations submitted by behavioral health consumer and advocacy organizations. The board may have nonvoting members as necessary to fulfill its roles and responsibilities. The board shall meet at least twice each year and shall annually elect a chairperson and other officers as it deems appropriate.