S21.231S

Puncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, sequela

Billable / specificPOA exempt

S21.231S is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from S21)

  • injuries of breast
  • injuries of chest (wall)
  • injuries of interscapular area
  • Note: Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • Note: The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Excludes1

Not coded here — never report together with this code.

  • traumatic amputation (partial) of thorax (S28.1) (from S21)

Excludes2

Not included here — may be reported together when both conditions exist.

  • birth trauma (P10-P15) (from S21)
  • obstetric trauma (O70-O71) (from S21)
  • burns and corrosions (T20-T32) (from S21)
  • effects of foreign body in bronchus (T17.5) (from S21)
  • effects of foreign body in esophagus (T18.1) (from S21)
  • effects of foreign body in lung (T17.8) (from S21)
  • effects of foreign body in trachea (T17.4) (from S21)
  • frostbite (T33-T34) (from S21)
  • injuries of axilla (from S21)
  • injuries of clavicle (from S21)
  • injuries of scapular region (from S21)
  • injuries of shoulder (from S21)
  • insect bite or sting, venomous (T63.4) (from S21)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any retained foreign body, if applicable (Z18.-) (from S21)

Code also

An additional code may be needed.

  • any associated injury, such as: (from S21)
  • injury of heart (S26.-) (from S21)
  • injury of intrathoracic organs (S27.-) (from S21)
  • rib fracture (S22.3-, S22.4-) (from S21)
  • spinal cord injury (S24.0-, S24.1-) (from S21)
  • traumatic hemopneumothorax (S27.3) (from S21)
  • traumatic hemothorax (S27.1) (from S21)
  • traumatic pneumothorax (S27.0) (from S21)
  • wound infection (from S21)

7th character

The 7th character values that apply to this code (defined at S21). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Parent code

  • S21.231Puncture wound without foreign body of right back wall of thorax without penetration into thoracic cavityNeeds 7th char

Related codes

  • S21.231APuncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, initial encounterBillable
  • S21.231DPuncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, subsequent encounterBillable

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