US lawFederal (United States)Agency guidanceCMS Medicare Internet-Only ManualsPub. 100-08Chapter 44.3Medicare Program Integrity Manual (Pub. 100-08), Ch. 4 § 4.3ComplaintsLast amended: 2021Year: 2021Length: 11 wordsOfficial source 4.3 – Complaints (Rev. 11032; Issued: 09-30-21; Effective: 10-12-21; Implementation: 11-10-21)PreviousMedicare Program Integrity Manual (Pub. 100-08), Ch. 4 § 4.2.3NextMedicare Program Integrity Manual (Pub. 100-08), Ch. 4 § 4.3.1