ICD-10-CM
ICD-10 code for Injury thorax, thoracic: S29.9
The ICD-10-CM index points "Injury thorax, thoracic" to S29.9, Unspecified injury of thorax. S29.9 is not billable on its own. Add the 7th character for the encounter, for example S29.9XXA, Unspecified injury of thorax, initial encounter.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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