ExchangeAdministrativeLow impact
R13932OTN: A/B Medicare Administrative Contractors (MACs) Part A and the Fiscal Intermediary Shared System (FISS) to Implement and Process Medicare Secondary Payer (MSP) Claims Containing Certain Claim Adjustment Reason Codes (CARCs)
Medicare/CMS - Transmittals·CMS Transmittal
We identified it
Aug 22, 2026
Summary
MISMATCH DETECTED: The policy title references Medicare Secondary Payer (MSP) claims processing and Claim Adjustment Reason Codes (CARCs) for Part A MACs and FISS, but the actual document content is about Agent/Broker Marketplace Help Desks and registration resources for the Federally-facilitated Marketplace (FFM). The document does not contain Medicare billing guidance, specific billing codes, or clinical processing instructions relevant to medical billing operations.
Action Required
CAUTION: This policy document appears to be incorrectly sourced or mislabeled. The title (R13932OTN) references Medicare MSP CARC processing, but the content provided is an Agent/Broker Help Desk directory from May 2024. The medical billing team should: (1) Verify the correct R13932OTN transmittal document from CMS (likely available at cms.gov/transmittals); (2) Do NOT implement changes based on this document, as it contains no billing guidance; (3) Contact the medical director or compliance officer to obtain the actual policy referenced by the transmittal number; (4) Once the correct document is obtained, re-analyze for billing workflow impact.