S06.823D — Injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter
S06.823D is a billable, specific ICD-10-CM code for injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter. It is valid for submission on a claim.
7th character "D" — subsequent encounter
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
Risk adjustment
S06.823D 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.
Medicare coverage
S06.823D is named in 10 Medicare coverage policies — 10 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A53065Billing and Coding: Outpatient Physical Therapy
- A56537Billing and Coding: Scanning Computerized Ophthalmic Diagnostic Imaging (SCODI)
- A56612Billing and Coding: CT of the Head
- A56631Billing and Coding: Thoracic Aortography and Carotid, Vertebral, and Subclavian Angiography
Related codes at this level
Codes that share S06.823. If S06.823D is not quite right, the correct code is usually one of these.
- S06.823AInjury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter
- S06.823SInjury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela
Questions about S06.823D
- Is S06.823D a billable ICD-10-CM code?
- Yes. S06.823D is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S06.823D 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).