S21.329A ICD-10-CM Code: Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity, initial encounter
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
S21.329ALaceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity, initial encounter
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where S21.329A sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Injuries to the thorax (S20-S29)
- 3
Category S21
Open wound of thorax
- 4
Subcategory S21.329
Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity
- 5
Code S21.329A
Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity, initial encounter
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for S21.329A.
Code first
No “code first” instruction is listed for S21.329A.
Use additional code
No “use additional code” instruction is listed for S21.329A.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for S21.329A.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for S21.329A.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code S21.329A mean?
S21.329A is the FY 2027 U.S. ICD-10-CM code for “Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity, initial encounter.”
Is S21.329A a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, S21.329A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is S21.329A located in ICD-10-CM?
S21.329A is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the thorax (S20-S29) (S20–S29), under category S21, Open wound of thorax and subcategory S21.329, Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity.
What coding notes are listed for S21.329A?
No inclusion terms are listed for S21.329A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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