The enhanced services facility must:

(1) Provide for diagnostic and therapeutic services prescribed by the attending clinical staff that meet all of the resident needs identified in the person-centered service plan, to include mental health and chemical dependency treatment;

(2) Ensure that each resident's person-centered service plan has interventions for behavioral support in accordance with WAC 388-107-0160;

(3) Ensure that all services are provided by specific program professionals, such as mental health professionals and chemical dependency professionals.