ICD-10-CM
S21.449: Puncture wound with foreign body of unspecified back wall of thorax with penetration into thoracic cavity
A header, not a billable code. Bill a more specific code under it.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
- Kind
- Header. Not a billable code.
- Category
- S21
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Codes under S21.449
A header groups codes and is not billed. A billable code is one you can report.
- S21.449APuncture wound with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounterBillable
- S21.449DPuncture wound with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounterBillable
- S21.449SPuncture wound with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequelaBillable
It's the public CDC file. Check the current ICD-10-CM guidelines before you code.
Code also
The CDC tabular list says a second code may be needed with this one. The note does not set which is listed first.
From S21. A note on a category applies to every code under it.
Code also any associated injury, such as:
Excludes1
Excludes1 means these codes are not reported together.
From S21. A note on a category applies to every code under it.