S29
ICD-10Non-billable categoryOther and unspecified injuries of thorax
Official ICD-10-CM descriptor (FY2026)
Other and unspecified injuries of thorax
S29 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.
Code also
Two codes may be needed; sequencing depends on the reason for the encounter.
- any associated open wound (S21.-)
7th character
- The appropriate 7th character is to be added to each code from category S29
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under S29
Where this code sits
Krasyn AI Coder
Get code suggestions automatically as you type notes. Free for 50 analyses.
Install for Chrome — freeSource
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.