S06.81 — Injury of right internal carotid artery, intracranial portion, not elsewhere classified
S06.81 is a non-billable header ICD-10-CM code for injury of right internal carotid artery, intracranial portion, not elsewhere classified. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category S06, except as noted below
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Other codes that can never be billed with S06.81
These codes carry an Excludes1 note pointing at S06.81. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading S06.81 alone.
- S06.0Concussion
Risk adjustment
S06.81 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 S06.81
11 child codes. Green means billable.
- S06.810Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness
- S06.811Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 30 minutes or less
- S06.812Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 31 minutes to 59 minutes
- S06.813Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes
- S06.814Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours
- S06.815Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours with return to pre-existing conscious level
- S06.816Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving
- S06.817Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness
- S06.818Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of any duration with death due to other cause prior to regaining consciousness
- S06.81AInjury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness status unknown
- S06.819Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of unspecified duration
Related codes at this level
Codes that share S06.8. If S06.81 is not quite right, the correct code is usually one of these.
Questions about S06.81
- Is S06.81 a billable ICD-10-CM code?
- No. S06.81 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does S06.81 sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).