; (B) an emergency or major disaster declared by the President under the Robert T. Stafford Disaster Relief and Emergency Assistance Act; or (C) a public health emergency that is determined by the Secretary under section 319 of this Act with respect to one or more States specified in such determination— (i) during only the initial period covered by such determination; and (ii) excluding any period covered by a renewal of such determination. (2) The term harm includes physical, nonphysical, economic, and noneconomic losses. (3) The term health care professional means an individual who is licensed, registered, or certified under Federal or State law to provide health care services. (4) The term health care services means any services provided by a health care professional, or by any individual working under the supervision of a health care professional, that relate to— (A) the diagnosis, prevention, or treatment of any human disease or impairment; or (B) the assessment or care of the health of a human being. (5) The term State includes each of the several States, the District of Columbia, the Commonwealth of Puerto Rico, the Virgin Islands, Guam, American Samoa, the Northern Mariana Islands, and any other territory or possession of the United States. (6) (A) The term volunteer means a health care professional who, in providing health care services in response to a disaster, does not receive— (i) compensation; or (ii) any other thing of value in lieu of compensation, in excess of $500 per year. (B) For purposes of subparagraph (A), the term compensation — (i) includes payment under any insurance policy or health plan, or under any Federal health care program (as defined in section 1128B(f) of the Social Security Act) or State health benefits program; and (ii) excludes— (I) reasonable reimbursement or allowance for expenses actually incurred; (II) receipt of paid leave