S06.306A Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter

S06.306A is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter.