Qualified providers of supported parenting services must:

(1) Have an understanding of individual learning styles related to child development and family dynamics;

(2) Have skills in child development and family dynamics;

(3) Have a supported parenting contract with DDA; and

(4) Be one or more of the following licensed, registered or certified professionals:

(a) Audiologist;

(b) Licensed practical nurse;

(d) Mental health counselor;

(e) Occupational therapist;

(f) Physical therapist;

(g) Registered nurse or licensed practical nurse;

(h) Speech/language pathologist;

(i) Social worker;

(j) Psychologist;

(k) Certified American sign language instructor;

(l) Nutritionist;

(m) Counselors registered or certified in accordance with chapter 18.19 RCW;

(n) Certified dietician;

(o) Recreation therapist registered in Washington and certified by the national council for therapeutic recreation;

(p) Psychiatrist;

(q) Professional advocacy organization.