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.-)
Internal Codes
  • S20.0

    Contusion of breast

  • S20.00

    Contusion of breast, unspecified breast

  • S20.00XA

    Contusion of breast, unspecified breast, initial encounter

  • S20.00XD

    Contusion of breast, unspecified breast, subsequent encounter

  • S20.00XS

    Contusion of breast, unspecified breast, sequela

  • S20.01

    Contusion of right breast

  • S20.01XA

    Contusion of right breast, initial encounter

  • S20.01XD

    Contusion of right breast, subsequent encounter

  • S20.01XS

    Contusion of right breast, sequela

  • S20.02

    Contusion of left breast

  • S20.02XA

    Contusion of left breast, initial encounter

  • S20.02XD

    Contusion of left breast, subsequent encounter

  • S20.02XS

    Contusion of left breast, sequela

  • S20.1

    Other and unspecified superficial injuries of breast

  • S20.10

    Unspecified superficial injuries of breast

  • 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

  • S20.11

    Abrasion of breast

  • 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

  • S20.12

    Blister (nonthermal) of breast

  • 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

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