Y65.5
Y65.5 — Performance of wrong procedure (operation)
Non-billable headerICD-10-CM
Y65.5 is a non-billable header ICD-10-CM code for performance of wrong procedure (operation). It cannot be billed on its own: choose one of the more specific child codes below.
Other codes that can never be billed with Y65.5
These codes carry an Excludes1 note pointing at Y65.5. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Y65.5 alone.
- Y65.51Performance of wrong procedure (operation) on correct patient
Risk adjustment
Y65.5 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead Y65.5
3 child codes. Green means billable.
Related codes at this level
Codes that share Y65. If Y65.5 is not quite right, the correct code is usually one of these.
- Y65.0Mismatched blood in transfusion
- Y65.1Wrong fluid used in infusion
- Y65.2Failure in suture or ligature during surgical operation
- Y65.3Endotracheal tube wrongly placed during anesthetic procedure
- Y65.4Failure to introduce or to remove other tube or instrument
- Y65.8Other specified misadventures during surgical and medical care
Questions about Y65.5
- Is Y65.5 a billable ICD-10-CM code?
- No. Y65.5 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does Y65.5 sit in the tabular list?
- External causes of morbidity (V00-Y99), in the block Misadventures to patients during surgical and medical care (Y62-Y69).