10ICD Code Hub

S21.42

Header — not billable

Laceration with foreign body of back wall of thorax with penetration into thoracic cavity

The ICD-10 code for laceration with foreign body of back wall of thorax with penetration into thoracic cavity is S21.42.

S21.42 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Documentation support

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

Child codes under S21.42

Related codes in this category