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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  • S20.322—

    Blister (nonthermal) of left front wall of thorax

  • S20.322A—

    Blister (nonthermal) of left front wall of thorax, initial encounter

  • S20.322D—

    Blister (nonthermal) of left front wall of thorax, subsequent encounter

  • S20.322S—

    Blister (nonthermal) of left front wall of thorax, sequela

  • S20.323—

    Blister (nonthermal) of bilateral front wall of thorax

  • S20.323A—

    Blister (nonthermal) of bilateral front wall of thorax, initial encounter

  • S20.323D—

    Blister (nonthermal) of bilateral front wall of thorax, subsequent encounter

  • S20.323S—

    Blister (nonthermal) of bilateral front wall of thorax, sequela

  • S20.324—

    Blister (nonthermal) of middle front wall of thorax

  • S20.324A—

    Blister (nonthermal) of middle front wall of thorax, initial encounter

  • S20.324D—

    Blister (nonthermal) of middle front wall of thorax, subsequent encounter

  • S20.324S—

    Blister (nonthermal) of middle front wall of thorax, sequela

  • S20.329—

    Blister (nonthermal) of unspecified front wall of thorax

  • S20.329A—

    Blister (nonthermal) of unspecified front wall of thorax, initial encounter

  • S20.329D—

    Blister (nonthermal) of unspecified front wall of thorax, subsequent encounter

  • S20.329S—

    Blister (nonthermal) of unspecified front wall of thorax, sequela

  • S20.34—

    External constriction of front wall of thorax

  • S20.341—

    External constriction of right front wall of thorax

  • S20.341A—

    External constriction of right front wall of thorax, initial encounter

  • S20.341D—

    External constriction of right front wall of thorax, subsequent encounter

  • S20.341S—

    External constriction of right front wall of thorax, sequela

  • S20.342—

    External constriction of left front wall of thorax

  • S20.342A—

    External constriction of left front wall of thorax, initial encounter

  • S20.342D—

    External constriction of left front wall of thorax, subsequent encounter

  • S20.342S—

    External constriction of left front wall of thorax, sequela

  • S20.343—

    External constriction of bilateral front wall of thorax

  • S20.343A—

    External constriction of bilateral front wall of thorax, initial encounter

  • S20.343D—

    External constriction of bilateral front wall of thorax, subsequent encounter

  • S20.343S—

    External constriction of bilateral front wall of thorax, sequela

  • S20.344—

    External constriction of middle front wall of thorax

  • S20.344A—

    External constriction of middle front wall of thorax, initial encounter

  • S20.344D—

    External constriction of middle front wall of thorax, subsequent encounter

  • S20.344S—

    External constriction of middle front wall of thorax, sequela

  • S20.349—

    External constriction of unspecified front wall of thorax

  • S20.349A—

    External constriction of unspecified front wall of thorax, initial encounter

  • S20.349D—

    External constriction of unspecified front wall of thorax, subsequent encounter

  • S20.349S—

    External constriction of unspecified front wall of thorax, sequela

  • S20.35—

    Superficial foreign body of front wall of thorax

  • S20.351—

    Superficial foreign body of right front wall of thorax

  • S20.351A—

    Superficial foreign body of right front wall of thorax, initial encounter

  • S20.351D—

    Superficial foreign body of right front wall of thorax, subsequent encounter

  • S20.351S—

    Superficial foreign body of right front wall of thorax, sequela

  • S20.352—

    Superficial foreign body of left front wall of thorax

  • S20.352A—

    Superficial foreign body of left front wall of thorax, initial encounter

  • S20.352D—

    Superficial foreign body of left front wall of thorax, subsequent encounter

  • S20.352S—

    Superficial foreign body of left front wall of thorax, sequela

  • S20.353—

    Superficial foreign body of bilateral front wall of thorax

  • S20.353A—

    Superficial foreign body of bilateral front wall of thorax, initial encounter

  • S20.353D—

    Superficial foreign body of bilateral front wall of thorax, subsequent encounter

  • S20.353S—

    Superficial foreign body of bilateral front wall of thorax, sequela

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