S21.401
Non-billableUnsp open wound of r bk wl of thorax w penet thoracic cavity
Unspecified open wound of right back wall of thorax with penetration into thoracic cavity
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- injuries of breast
- injuries of chest (wall)
- injuries of interscapular area
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- burns and corrosions (T20-T32)
- effects of foreign body in bronchus (T17.5)
- effects of foreign body in esophagus (T18.1)
- effects of foreign body in lung (T17.8)
- effects of foreign body in trachea (T17.4)
- frostbite (T33-T34)
- injuries of axilla
- injuries of clavicle
- injuries of scapular region
- injuries of shoulder
- insect bite or sting, venomous (T63.4)
Use Additional Code
Additional codes that should follow this code
- code to identify any retained foreign body, if applicable (Z18.-)
Code Also
A second code may be required; sequencing depends on circumstances
Child Codes (3)
Also Known As / Clinical Terms
Frequently Asked Questions
What is the ICD-10 code for unsp open wound of r bk wl of thorax w penet thoracic cavity?
The ICD-10-CM code for unsp open wound of r bk wl of thorax w penet thoracic cavity is S21.401. The full clinical description is "Unspecified open wound of right back wall of thorax with penetration into thoracic cavity". S21.401 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code S21.401 mean?
ICD-10-CM code S21.401 represents "Unspecified open wound of right back wall of thorax with penetration into thoracic cavity". It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is S21.401 a billable code?
No, S21.401 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under S21.401.
What chapter is S21.401 in?
S21.401 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with S21.401?
S21.401 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); traumatic amputation (partial) of thorax (S28.1).
What are the subcategories under S21.401?
S21.401 has 3 child codes, including: S21.401A (Unsp opn wnd r bk wl of thorax w penet thoracic cavity, init), S21.401D (Unsp opn wnd r bk wl of thorax w penet thoracic cavity, subs), S21.401S (Unsp opn wnd r bk wl of thorax w penet thor cavity, sequela).
Are additional codes required with S21.401?
Yes, when using S21.401 you should also code: code to identify any retained foreign body, if applicable (Z18.-).
What are the UMLS CUIs for S21.401?
S21.401 is linked to 1 UMLS Concept Unique Identifier: C2835045. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.