Medicare Summary Notice (MSN) Created with Wrong Beneficiary Data - Update Beneficiary Data Streamlining Logic
The purpose of this Change Request (CR) is, an A/B Medicare Administrative Contractor (MAC) for Part B, has identified instances where MSNs are being created for the wrong beneficiary when there is a Medicare Beneficiary Identifier or Health Insurance Claim Number (HICN) mismatch to the name submitted on a claim. Medicare claims submitted with the wrong beneficiary eligibility information should be rejected back to the submitter of the claim as unprocessable and the MSN should be suppressed.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: April 29, 2022
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