CARC · CO group
CO-59
Processed based on multiple or concurrent procedure rules
Contractual obligation; provider write-off unless appealed
- What it means
- The payer reduced payment because several procedures were performed on the same day.
- Likely cause
- Group plus individual therapy on one date, or an intake plus a psychotherapy session same day.
- How to fix it
- Verify the reduction matches published multiple-procedure policy; if the services are separately reportable, appeal with modifier support.
- Revenue impact
- Frequently under-appealed reduction, not a full denial.
- reduction
- multiple procedures
Related codes
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