Is S04.8 a billable code?
No. S04.8 is a header code that groups 18 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
S04.8: Injury of other cranial nerves
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S04.8 groups related diagnoses under injury of other cranial nerves. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S04.8
- S04.811AInjury of olfactory [1st ] nerve, right side, initial encounter
- S04.811DInjury of olfactory [1st ] nerve, right side, subsequent encounter
- S04.811SInjury of olfactory [1st ] nerve, right side, sequela
- S04.812AInjury of olfactory [1st ] nerve, left side, initial encounter
- S04.812DInjury of olfactory [1st ] nerve, left side, subsequent encounter
- S04.812SInjury of olfactory [1st ] nerve, left side, sequela
- S04.819AInjury of olfactory [1st ] nerve, unspecified side, initial encounter
- S04.819DInjury of olfactory [1st ] nerve, unspecified side, subsequent encounter
- S04.819SInjury of olfactory [1st ] nerve, unspecified side, sequela
- S04.891AInjury of other cranial nerves, right side, initial encounter
- S04.891DInjury of other cranial nerves, right side, subsequent encounter
- S04.891SInjury of other cranial nerves, right side, sequela
- S04.892AInjury of other cranial nerves, left side, initial encounter
- S04.892DInjury of other cranial nerves, left side, subsequent encounter
- S04.892SInjury of other cranial nerves, left side, sequela
- S04.899AInjury of other cranial nerves, unspecified side, initial encounter
- S04.899DInjury of other cranial nerves, unspecified side, subsequent encounter
- S04.899SInjury of other cranial nerves, unspecified side, sequela
Other codes in S04 Injury of cranial nerve
- S04.0Injury of optic nerve and pathwaysheader
- S04.1Injury of oculomotor nerveheader
- S04.2Injury of trochlear nerveheader
- S04.3Injury of trigeminal nerveheader
- S04.4Injury of abducent nerveheader
- S04.5Injury of facial nerveheader
- S04.6Injury of acoustic nerveheader
- S04.7Injury of accessory nerveheader
- S04.9Injury of unspecified cranial nerveheader
S04.8 questions
What does S04.8 mean?
S04.8 is the ICD-10-CM code for Injury of other cranial nerves. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.