S04.22
Billable codeInjury of trochlear nerve, left side
The ICD-10 code for injury of trochlear nerve, left side is S04.22.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- S04.20Injury of trochlear nerve, unspecified side
- S04.21Injury of trochlear nerve, right side
- S04.22Injury of trochlear nerve, left side