The diagnosis billed is not covered for this service.
CO — Contractual obligation — the provider absorbs it and cannot bill the patient.
So the balance cannot move to the patient. Either the appeal recovers it or the practice absorbs it. That makes the appeal decision the whole decision on this line.
The same code, a different prefix. 167 also arrives as PR 167. The reason for the denial is the same. The prefix decides who pays for it, so the next step is not the same. If your remit says PR 167, read that page instead.
Winnable with a clinician. Recoverable on the merits, but somebody clinical has to attest.
In the order we see it.
The diagnosis billed is not on the payer's covered list for this service.
Check whether a covered diagnosis is documented. If it is, correct the coding. If not, appeal on the merits.
The documentation, not the argument.
A covered diagnosis that is already documented in the note, if one exists.
Otherwise, an appeal on the merits citing the policy.
The common mistake. Do not change the diagnosis to one that pays. Code what the record supports, and appeal if the record supports coverage.
Where this comes from. This is our own reading of the code, not the payer's and not a copy of the standards text. We classify it from how these denials actually resolve. Where we are unsure, we say so rather than guessing.
Send your denial summary for the last ninety days. Four columns: payer, CARC code, count, billed amount. I will tell you which were winnable and what they were worth.
Send your denial summary No patient data. No BAA. No charge.