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Questions and answers regarding reasons for returned to provider (RTP) and rejected claims.
Read this article for tips on how to prevent claim adjustment reason code (CARC) CO B9.
A claim must be submitted to Medicare no later than one year after the date of service to be considered filed timely. Claims returned or rejected as unprocessable have not been filed successfully.
View tips to prevent this reason code.
Read this article to learn more about ambulance trip / run sheets documentation.
2024-2025 flu season codes priced incorrectly.
This CARC code is received when a claim is submitted and the procedure code(s) are billed with the wrong modifier(s), or the required modifier(s) are missing.
Learn how to avoid rejects of crossover claims by ensuring the addresses you have on file with Medicare and Medicaid match and are in the appropriate format.
Features key resources to help you understand claim submission guidelines and current processing issues and how they may impact you.
Read this article for tips on how to prevent reject reason code 34538.