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Why This Topic Matters

It helps readers understand the operational changes in CMS MSP processing guidance and how they affect claim routing, remittance balancing, and related coordination-of-benefits workflows.

Article Sections

1. Summary of Changes

   High-level overview of the transmittal update, including the scope of the manual revision and the effective and implementation dates.

2. Background

   General context for the update, including prior change requests and the types of MSP processing issues addressed by the transmittal.

3. Policy

   The policy context underlying the manual update and the remittance balancing requirement referenced in the transmittal.

4. General Information

   Overview of the business requirements and supporting information related to MSP claim handling and system processing.

5. Instructions to Physicians and Suppliers On How to Submit Claims to a Medicare Carrier When There Are One or More Primary Payers

   Guidance for provider claim submission scenarios involving Medicare as secondary payer following one or multiple primary payers, including electronic and paper claim handling.

6. When Medicare is the Secondary Payer Following One Primary Payer

   Discussion of claim submission elements used when a single primary payer is involved and Medicare may make a secondary payment.

7. When Medicare is the Secondary Payer Following Multiple Primary Payers

   General handling considerations for situations involving more than one primary payer and limitations on electronic submission.

8. Submission of MSP Claims With Multiple Primary Payers Where There is More Than One Insurance Type Code

   Instructions related to carrier handling when multiple insurance type codes are present on an MSP claim.

9. Amounts Carriers and Shared Systems must send MSPPAY on electronic and paper claims with one or more Primary Payers

   System-level guidance for transmitting MSP payment-related amounts and balancing outbound remittance advice for different claim scenarios.

10. When a carrier receives a hard copy claim with multiple primary payer amounts

    Paper-claim processing considerations for carriers when multiple primary payer amounts must be evaluated for MSP payment calculation.