42 CFR 423.1002 - Definitions.
As used in this subpart -
Affected party means any Part D sponsor or manufacturer (as defined in § 423.2305) impacted by an initial determination or, if applicable, by a subsequent determination or decision issued under this part, and “party” means the affected party or CMS, as appropriate.
ALJ stands for Administrative Law Judge.
Departmental Appeals Board or Board means a Board established in the Office of the Secretary to provide impartial review of disputed decisions made by the operating components of the Department.
Part D sponsor has the meaning given the term in 423.4.