Voluntary Refund

9.12 - Voluntary Refund (Rev. 11032; Issued: 09-30-21; Effective: 10-12-21; Implementation: 11-10-21) If the MAC receives a voluntary refund from a provider on a claim in the RACDW, the MAC shall process the refund as they do all other voluntary refunds (i.e., in accordance with the Medicare Program Integrity Manual (MPIM), Publication 100-08, Chapter 4, Section 4.2.2.8.1.3).