A registered nurse who is licensed under sections 148.171 to 148.285 and is certified as a: (i) clinical nurse specialist in child or adolescent, family, or adult psychiatric and mental health nursing by a national certification organization; or (ii) nurse practitioner in adult or family psychiatric and mental health nursing by a national nurse certification organization OR. Direct programming and support staff in conducting service delivery to meet the client's level of behavioral, emotional, and physical needs including working 1:1 with clients, leading groups, assisting with independent living skills, etc.