All ICD10 Codes
Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
All CodesBillable Only
Internal Codes
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  • S20.02XA—

    Contusion of left breast, initial encounter

  • S20.02XD—

    Contusion of left breast, subsequent encounter

  • S20.02XS—

    Contusion of left breast, sequela

  • S20.101—

    Unspecified superficial injuries of breast, right breast

  • S20.101A—

    Unspecified superficial injuries of breast, right breast, initial encounter

  • S20.101D—

    Unspecified superficial injuries of breast, right breast, subsequent encounter

  • S20.101S—

    Unspecified superficial injuries of breast, right breast, sequela

  • S20.102—

    Unspecified superficial injuries of breast, left breast

  • S20.102A—

    Unspecified superficial injuries of breast, left breast, initial encounter

  • S20.102D—

    Unspecified superficial injuries of breast, left breast, subsequent encounter

  • S20.102S—

    Unspecified superficial injuries of breast, left breast, sequela

  • S20.109—

    Unspecified superficial injuries of breast, unspecified breast

  • S20.109A—

    Unspecified superficial injuries of breast, unspecified breast, initial encounter

  • S20.109D—

    Unspecified superficial injuries of breast, unspecified breast, subsequent encounter

  • S20.109S—

    Unspecified superficial injuries of breast, unspecified breast, sequela

  • S20.111—

    Abrasion of breast, right breast

  • S20.111A—

    Abrasion of breast, right breast, initial encounter

  • S20.111D—

    Abrasion of breast, right breast, subsequent encounter

  • S20.111S—

    Abrasion of breast, right breast, sequela

  • S20.112—

    Abrasion of breast, left breast

  • S20.112A—

    Abrasion of breast, left breast, initial encounter

  • S20.112D—

    Abrasion of breast, left breast, subsequent encounter

  • S20.112S—

    Abrasion of breast, left breast, sequela

  • S20.119—

    Abrasion of breast, unspecified breast

  • S20.119A—

    Abrasion of breast, unspecified breast, initial encounter

  • S20.119D—

    Abrasion of breast, unspecified breast, subsequent encounter

  • S20.119S—

    Abrasion of breast, unspecified breast, sequela

  • S20.121—

    Blister (nonthermal) of breast, right breast

  • S20.121A—

    Blister (nonthermal) of breast, right breast, initial encounter

  • S20.121D—

    Blister (nonthermal) of breast, right breast, subsequent encounter

  • S20.121S—

    Blister (nonthermal) of breast, right breast, sequela

  • S20.122—

    Blister (nonthermal) of breast, left breast

  • S20.122A—

    Blister (nonthermal) of breast, left breast, initial encounter

  • S20.122D—

    Blister (nonthermal) of breast, left breast, subsequent encounter

  • S20.122S—

    Blister (nonthermal) of breast, left breast, sequela

  • S20.129—

    Blister (nonthermal) of breast, unspecified breast

  • S20.129A—

    Blister (nonthermal) of breast, unspecified breast, initial encounter

  • S20.129D—

    Blister (nonthermal) of breast, unspecified breast, subsequent encounter

  • S20.129S—

    Blister (nonthermal) of breast, unspecified breast, sequela

  • S20.141—

    External constriction of part of breast, right breast

  • S20.141A—

    External constriction of part of breast, right breast, initial encounter

  • S20.141D—

    External constriction of part of breast, right breast, subsequent encounter

  • S20.141S—

    External constriction of part of breast, right breast, sequela

  • S20.142—

    External constriction of part of breast, left breast

  • S20.142A—

    External constriction of part of breast, left breast, initial encounter

  • S20.142D—

    External constriction of part of breast, left breast, subsequent encounter

  • S20.142S—

    External constriction of part of breast, left breast, sequela

  • S20.149—

    External constriction of part of breast, unspecified breast

  • S20.149A—

    External constriction of part of breast, unspecified breast, initial encounter

  • S20.149D—

    External constriction of part of breast, unspecified breast, subsequent encounter

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