ICD-10 CM Code S06.816

S06 Intracranial injury
S06.8 Other specified intracranial injuries
S06.81 Injury of right internal carotid artery, intracranial portion, not elsewhere classified

S06.816 Injury 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

Includes

traumatic brain injury

Excludes Type 1

head injury NOS (S09.90)

7th Character

The appropriate 7th character is to be added to each code from category S06

A - initial encounter
D - subsequent encounter
S - sequela