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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  • S40.821D—

    Blister (nonthermal) of right upper arm, subsequent encounter

  • S40.821S—

    Blister (nonthermal) of right upper arm, sequela

  • S40.822—

    Blister (nonthermal) of left upper arm

  • S40.822A—

    Blister (nonthermal) of left upper arm, initial encounter

  • S40.822D—

    Blister (nonthermal) of left upper arm, subsequent encounter

  • S40.822S—

    Blister (nonthermal) of left upper arm, sequela

  • S40.829—

    Blister (nonthermal) of unspecified upper arm

  • S40.829A—

    Blister (nonthermal) of unspecified upper arm, initial encounter

  • S40.829D—

    Blister (nonthermal) of unspecified upper arm, subsequent encounter

  • S40.829S—

    Blister (nonthermal) of unspecified upper arm, sequela

  • S40.84—

    External constriction of upper arm

  • S40.841—

    External constriction of right upper arm

  • S40.841A—

    External constriction of right upper arm, initial encounter

  • S40.841D—

    External constriction of right upper arm, subsequent encounter

  • S40.841S—

    External constriction of right upper arm, sequela

  • S40.842—

    External constriction of left upper arm

  • S40.842A—

    External constriction of left upper arm, initial encounter

  • S40.842D—

    External constriction of left upper arm, subsequent encounter

  • S40.842S—

    External constriction of left upper arm, sequela

  • S40.849—

    External constriction of unspecified upper arm

  • S40.849A—

    External constriction of unspecified upper arm, initial encounter

  • S40.849D—

    External constriction of unspecified upper arm, subsequent encounter

  • S40.849S—

    External constriction of unspecified upper arm, sequela

  • S40.85—

    Superficial foreign body of upper arm

  • S40.851—

    Superficial foreign body of right upper arm

  • S40.851A—

    Superficial foreign body of right upper arm, initial encounter

  • S40.851D—

    Superficial foreign body of right upper arm, subsequent encounter

  • S40.851S—

    Superficial foreign body of right upper arm, sequela

  • S40.852—

    Superficial foreign body of left upper arm

  • S40.852A—

    Superficial foreign body of left upper arm, initial encounter

  • S40.852D—

    Superficial foreign body of left upper arm, subsequent encounter

  • S40.852S—

    Superficial foreign body of left upper arm, sequela

  • S40.859—

    Superficial foreign body of unspecified upper arm

  • S40.859A—

    Superficial foreign body of unspecified upper arm, initial encounter

  • S40.859D—

    Superficial foreign body of unspecified upper arm, subsequent encounter

  • S40.859S—

    Superficial foreign body of unspecified upper arm, sequela

  • S40.86—

    Insect bite (nonvenomous) of upper arm

  • S40.861—

    Insect bite (nonvenomous) of right upper arm

  • S40.861A—

    Insect bite (nonvenomous) of right upper arm, initial encounter

  • S40.861D—

    Insect bite (nonvenomous) of right upper arm, subsequent encounter

  • S40.861S—

    Insect bite (nonvenomous) of right upper arm, sequela

  • S40.862—

    Insect bite (nonvenomous) of left upper arm

  • S40.862A—

    Insect bite (nonvenomous) of left upper arm, initial encounter

  • S40.862D—

    Insect bite (nonvenomous) of left upper arm, subsequent encounter

  • S40.862S—

    Insect bite (nonvenomous) of left upper arm, sequela

  • S40.869—

    Insect bite (nonvenomous) of unspecified upper arm

  • S40.869A—

    Insect bite (nonvenomous) of unspecified upper arm, initial encounter

  • S40.869D—

    Insect bite (nonvenomous) of unspecified upper arm, subsequent encounter

  • S40.869S—

    Insect bite (nonvenomous) of unspecified upper arm, sequela

  • S40.87—

    Other superficial bite of upper arm

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