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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  • S90.819S—

    Abrasion, unspecified foot, sequela

  • S90.82—

    Blister (nonthermal) of foot

  • S90.821—

    Blister (nonthermal), right foot

  • S90.821A—

    Blister (nonthermal), right foot, initial encounter

  • S90.821D—

    Blister (nonthermal), right foot, subsequent encounter

  • S90.821S—

    Blister (nonthermal), right foot, sequela

  • S90.822—

    Blister (nonthermal), left foot

  • S90.822A—

    Blister (nonthermal), left foot, initial encounter

  • S90.822D—

    Blister (nonthermal), left foot, subsequent encounter

  • S90.822S—

    Blister (nonthermal), left foot, sequela

  • S90.829—

    Blister (nonthermal), unspecified foot

  • S90.829A—

    Blister (nonthermal), unspecified foot, initial encounter

  • S90.829D—

    Blister (nonthermal), unspecified foot, subsequent encounter

  • S90.829S—

    Blister (nonthermal), unspecified foot, sequela

  • S90.84—

    External constriction of foot

  • S90.841—

    External constriction, right foot

  • S90.841A—

    External constriction, right foot, initial encounter

  • S90.841D—

    External constriction, right foot, subsequent encounter

  • S90.841S—

    External constriction, right foot, sequela

  • S90.842—

    External constriction, left foot

  • S90.842A—

    External constriction, left foot, initial encounter

  • S90.842D—

    External constriction, left foot, subsequent encounter

  • S90.842S—

    External constriction, left foot, sequela

  • S90.849—

    External constriction, unspecified foot

  • S90.849A—

    External constriction, unspecified foot, initial encounter

  • S90.849D—

    External constriction, unspecified foot, subsequent encounter

  • S90.849S—

    External constriction, unspecified foot, sequela

  • S90.85—

    Superficial foreign body of foot

  • S90.851—

    Superficial foreign body, right foot

  • S90.851A—

    Superficial foreign body, right foot, initial encounter

  • S90.851D—

    Superficial foreign body, right foot, subsequent encounter

  • S90.851S—

    Superficial foreign body, right foot, sequela

  • S90.852—

    Superficial foreign body, left foot

  • S90.852A—

    Superficial foreign body, left foot, initial encounter

  • S90.852D—

    Superficial foreign body, left foot, subsequent encounter

  • S90.852S—

    Superficial foreign body, left foot, sequela

  • S90.859—

    Superficial foreign body, unspecified foot

  • S90.859A—

    Superficial foreign body, unspecified foot, initial encounter

  • S90.859D—

    Superficial foreign body, unspecified foot, subsequent encounter

  • S90.859S—

    Superficial foreign body, unspecified foot, sequela

  • S90.86—

    Insect bite (nonvenomous) of foot

  • S90.861—

    Insect bite (nonvenomous), right foot

  • S90.861A—

    Insect bite (nonvenomous), right foot, initial encounter

  • S90.861D—

    Insect bite (nonvenomous), right foot, subsequent encounter

  • S90.861S—

    Insect bite (nonvenomous), right foot, sequela

  • S90.862—

    Insect bite (nonvenomous), left foot

  • S90.862A—

    Insect bite (nonvenomous), left foot, initial encounter

  • S90.862D—

    Insect bite (nonvenomous), left foot, subsequent encounter

  • S90.862S—

    Insect bite (nonvenomous), left foot, sequela

  • S90.869—

    Insect bite (nonvenomous), unspecified foot

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