(1) As used in this chapter, unless the context indicates otherwise, the following definitions apply:

(a) "Facility" means a medical assistance facility as defined in 50-5-101 , MCA.

(b) "Nurse practitioner" means a person who is licensed as a professional registered nurse and approved by the Montana board of nursing as a nurse practitioner specialist.

(c) "Physician" means a person licensed to practice medicine in Montana by the Montana board of medical examiners.

(d) "Physician's assistant" means a person who is approved by the Montana board of medical examiners as meeting the qualifications in its rules and Title 37, chapter 20, MCA, required of assistants to primary care physicians.

(e) "Practitioner" means a physician, nurse practitioner, or physician's assistant.