S21.419

Hierarchy

Where S21.419 sits in the official hierarchy. Each level is the code it is classified under.

1. S21 Open wound of thorax
2. S21.4 Open wound of back wall of thorax with penetration into thoracic cavity
3. S21.41 Parent Laceration without foreign body of back wall of thorax with penetration into thoracic cavity
4. S21.419 This code Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

• S21.419A Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounter Billable
• S21.419D Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounter Billable
• S21.419S Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequela Billable

Version History

How S21.419 appears in each release imported from the official files, newest first.

1. FY 2027 Effective October 1, 2026

   Current

   Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity

2. FY 2026 Effective October 1, 2025

   Unchanged

   Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity