R1Condition CodeReopening Reason
This claim is being reopened to correct a mathematical or computational error.
Related Reopening Reason codes
R2This claim is being reopened to correct inaccurate data entry.R3This claim is being reopened because the wrong fee schedule was applied.R4This claim is being reopened due to a computer system error.R5This claim is being reopened because it was incorrectly identified as a duplicate.R6This claim is being reopened to correct a minor or clerical error not covered by another reopening code.R7This claim is being reopened for a correction made within one year of the original determination.R8This claim is being reopened for good cause, based on new and material evidence.R9This claim is being reopened for good cause, to correct an obvious error.
Frequently asked questions
What does condition code R1 mean?
This claim is being reopened to correct a mathematical or computational error.
What category is condition code R1 in?
R1 falls under the Reopening Reason category of UB-04 condition codes.
Descriptions sourced from CMS Medicare Claims Processing Manual. Always verify codes with authoritative sources before making billing decisions.