An advanced registered nurse practitioner under his or her license may perform for compensation nursing care, as that term is usually understood, of the ill, injured, or infirm, and in the course thereof, she or he may do the following things that shall not be done by a person not so licensed, except as provided in RCW
18.79.260 and
18.79.270:
(1) Perform specialized and advanced levels of nursing as recognized jointly by the medical and nursing professions, as defined by the *commission;
(2) Prescribe legend drugs and Schedule V controlled substances, as defined in the Uniform Controlled Substances Act, chapter
69.50 RCW, and Schedules II through IV subject to RCW
18.79.240(1) (r) or (s) within the scope of practice defined by the *commission;
(3) Perform all acts provided in RCW
18.79.260;
(4) Hold herself or himself out to the public or designate herself or himself as an advanced registered nurse practitioner or as a nurse practitioner.