Denial Codes / CARC 11
Denial Code CARC 11: Diagnosis Inconsistent With the Procedure
CARC 11 means the diagnosis code submitted does not support the procedure code under the payer’s edits. It is a coding-linkage denial, and it is highly recoverable because the supporting diagnosis usually exists in the chart and simply was not coded to the claim.
What this denial means
The payer’s edits check whether the diagnosis justifies the procedure. CARC 11 says that link failed as coded. It is an administrative and coding denial, not a statement that the care was wrong.
Why it happens
The claim carried a diagnosis that does not map to the procedure in the payer’s policy, a nonspecific ICD-10 code where a specific one was needed, or the correct supporting diagnosis was in the notes but never coded onto the claim. Dental-to-medical crossover claims trip this constantly when the medical diagnosis that justifies the work is omitted.
The appeal angle that works
Recode to the specific diagnosis that supports the procedure per the payer’s policy, confirm it is documented in the chart, and resubmit as a corrected claim. For dental work billed to medical, make sure the medical condition that makes the work necessary is the one carried on the claim, not just the dental finding.
Questions
How do I fix a diagnosis-inconsistent-with-procedure denial?
Recode to the specific diagnosis that supports the procedure under the payer’s policy, confirm it is documented in the chart, and resubmit as a corrected claim. The supporting diagnosis usually already exists in the notes and simply was not coded onto the claim.
The next step
If a number in here matched your practice, that leak is measurable. The 12-Month Missing Money Scan reads your last twelve months of claims and finds the money already earned but never collected. 25% of what is recovered, 20% if you prepay. No recovery, no fee.
Get your 12-Month Missing Money Scan