S54.90

Billable code

Injury of unspecified nerve at forearm level, unspecified arm

The ICD-10 code for injury of unspecified nerve at forearm level, unspecified arm is S54.90.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

•Laterality-specific codes exist for this condition — confirm the affected side is documented.
•As a general rule, code to the highest level of specificity supported by the documentation in the medical record.