Current
S04 — Injury of cranial nerve
Part of Chapter 19: Injury, poisoning and certain other consequences of external causes , block Injuries to the head (S00-S09) .
Official Notes
Inclusion Terms
The selection of side should be based on the side of the body being affected
Code First
any associated intracranial injury ( S06 .-)
Code Also
any associated:
Code Also
open wound of head ( S01 .-)
Code Also
skull fracture ( S02 .-)
7th Character
The appropriate 7th character is to be added to each code from category S04
7th Character
A - initial encounter
7th Character
D - subsequent encounter
7th Character
S - sequela
Child Codes
- S04.0 Injury of optic nerve and pathways Has subcodes
- S04.1 Injury of oculomotor nerve Has subcodes
- S04.2 Injury of trochlear nerve Has subcodes
- S04.3 Injury of trigeminal nerve Has subcodes
- S04.4 Injury of abducent nerve Has subcodes
- S04.5 Injury of facial nerve Has subcodes
- S04.6 Injury of acoustic nerve Has subcodes
- S04.7 Injury of accessory nerve Has subcodes
- S04.8 Injury of other cranial nerves Has subcodes
- S04.9 Injury of unspecified cranial nerve Has subcodes
Referenced By
Official notes on these codes cite S04.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS