S04.5 Injury of facial nerve

Non-billable header with 3 child codes.

Applicable to

• Injury of 7th cranial nerve

Applies from S04 Injury of cranial nerve

Applicable to

• 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:
• open wound of head (S01.-)
• skull fracture (S02.-)

7th character note

• The appropriate 7th character is to be added to each code from category S04

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Codes under S04.5

• S04.50 Injury of facial nerve, unspecified side
• S04.51 Injury of facial nerve, right side
• S04.52 Injury of facial nerve, left side

Code annotations containing back-references to S04.5

Back-references to S04

• Code Also: G96.00 Cerebrospinal fluid leak, unspecified ("head injury (S00-S09)")
• Code Also: G96.08 Other cranial cerebrospinal fluid leak ("head injury (S00 - S09)")
• Code Also: G96.09 Other spinal cerebrospinal fluid leak ("head injury (S00 - S09)")
• Code Also: S01 Open wound of head ("injury of cranial nerve (S04.-)")

Diagnosis Index entries for S04.5

• Injury › nerve NEC › facial
• Injury › nerve NEC › facial › contusion
• Injury › nerve NEC › facial › laceration
• Injury › nerve NEC › facial › specified type NEC

Nearby codes

• S04.41XS Injury of abducent nerve, right side, sequela
• S04.42 Injury of abducent nerve, left side
• S04.42XA Injury of abducent nerve, left side, initial encounter
• S04.42XD Injury of abducent nerve, left side, subsequent encounter
• S04.42XS Injury of abducent nerve, left side, sequela
• S04.5 Injury of facial nerve (this code)
• S04.50 Injury of facial nerve, unspecified side
• S04.50XA Injury of facial nerve, unspecified side, initial encounter
• S04.50XD Injury of facial nerve, unspecified side, subsequent encounter
• S04.50XS Injury of facial nerve, unspecified side, sequela
• S04.51 Injury of facial nerve, right side