As used in this chapter, unless the context requires otherwise:

The term “agency” means any state agency within the executive, legislative, and judicial branches, the office of Hawaiian affairs, and any agency within the executive and legislative branches of the several counties.

“Material donor” means any person who of the person’s own free will provides funds or materials to an agency.

“Occasional-service volunteer” means any person who offers to provide a one-time, on call or single task service to an agency without receipt of any compensation, except as provided in this chapter.

The term “person” means any individual or organization.

“Regular-service volunteer” means any person engaged in specific voluntary service activities on an on-going or continuous basis to an agency without receipt of any compensation, except as provided in this chapter.

“Stipended volunteer” means any person who by receiving a support allowance is then able to provide voluntary service to an agency. The allowance may be for food, lodging, or other personal living expenses and does not reflect compensation for work performed.

The term “volunteer” means any person who of the person’s own free will provides goods or services to an agency with no monetary or material gain and includes material donors, occasional-service, regular-service, and stipended volunteers. Without limiting the generality of the foregoing, the term “volunteer” specifically includes any health care provider accepted in writing by the department of health as a “volunteer” who provides free medical or dental treatment, diagnosis, or advice to indigent and medically underserved patients, whether acting individually or in cooperation with a nonprofit organization.