42 CFR § 50.502 - Definitions.
As used in this subpart:
(a) Public Health Service means the Office of the Assistant Secretary for Health, Health Resources and Services Administration, National Institutes of Health, Centers for Disease Control, Alcohol, Drug Abuse and Mental Health Administration, Food and Drug Administration, and all of their constituent agencies.
(b) Secretary means the Secretary of Health and Human Services and any other officer or employee of the Department of Health and Human Services to whom the authority involved has been delegated.
(c) Program funds means (1) Federal funds provided through grant or contract to support a program or project covered by § 50.501, and (2) any non-Federal funds that are required as a condition of such grant or contract to be expended to carry out such program or project.
(d) Provider means one who furnishes medical or pharmaceutical services or supplies for which program funds may be expended under any of the programs or projects described in § 50.501.
(e) Acquisition cost means the price generally and currently paid by providers for a drug marketed or sold by a particular formulator or labeler in the package size of drug most frequently purchased by providers, as determined by the Secretary on the basis of drug price information furnished by the Department.