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ICD-10-CM · FY 2026 APRIL UPDATE

S21.41

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

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
S21.411Laceration without foreign body of right back wall of thorax with penetration into thoracic cavityCategory
S21.411ALaceration without foreign body of right back wall of thorax with penetration into thoracic cavity, initial encounterBillable
S21.411DLaceration without foreign body of right back wall of thorax with penetration into thoracic cavity, subsequent encounterBillable
S21.411SLaceration without foreign body of right back wall of thorax with penetration into thoracic cavity, sequelaBillable
S21.412Laceration without foreign body of left back wall of thorax with penetration into thoracic cavityCategory
S21.412ALaceration without foreign body of left back wall of thorax with penetration into thoracic cavity, initial encounterBillable
S21.412DLaceration without foreign body of left back wall of thorax with penetration into thoracic cavity, subsequent encounterBillable
S21.412SLaceration without foreign body of left back wall of thorax with penetration into thoracic cavity, sequelaBillable
S21.419Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavityCategory
S21.419ALaceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounterBillable
S21.419DLaceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounterBillable
S21.419SLaceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.