S29.9

ICD-10Non-billable category

Unspecified injury of thorax

Official ICD-10-CM descriptor (FY2026)

Unspecified injury of thorax

S29.9 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Related codes in S29

Where this code sits

Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: Injuries to the thorax (S20-S29)
Parent code: S29

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.