US lawFederal (United States)Agency guidanceCMS Medicare Internet-Only ManualsPub. 100-02Chapter 1550.4Medicare Benefit Policy Manual (Pub. 100-02), Ch. 15 § 50.4Reasonableness and NecessityLast amended: 2003Year: 2003Length: 9 wordsOfficial source 50.4 - Reasonableness and Necessity (Rev. 1, 10-01-03) B3-2049.4PreviousMedicare Benefit Policy Manual (Pub. 100-02), Ch. 15 § 50.3NextMedicare Benefit Policy Manual (Pub. 100-02), Ch. 15 § 50.4.1