All ICD10 Codes
Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

All CodesBillable Only
Internal Codes
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  • W56.21XD—

    Bitten by orca, subsequent encounter

  • W56.21XS—

    Bitten by orca, sequela

  • W56.22—

    Struck by orca

  • W56.22XA—

    Struck by orca, initial encounter

  • W56.22XD—

    Struck by orca, subsequent encounter

  • W56.22XS—

    Struck by orca, sequela

  • W56.29—

    Other contact with orca

  • W56.29XA—

    Other contact with orca, initial encounter

  • W56.29XD—

    Other contact with orca, subsequent encounter

  • W56.29XS—

    Other contact with orca, sequela

  • W56.31—

    Bitten by other marine mammals

  • W56.31XA—

    Bitten by other marine mammals, initial encounter

  • W56.31XD—

    Bitten by other marine mammals, subsequent encounter

  • W56.31XS—

    Bitten by other marine mammals, sequela

  • W56.32—

    Struck by other marine mammals

  • W56.32XA—

    Struck by other marine mammals, initial encounter

  • W56.32XD—

    Struck by other marine mammals, subsequent encounter

  • W56.32XS—

    Struck by other marine mammals, sequela

  • W56.39—

    Other contact with other marine mammals

  • W56.39XA—

    Other contact with other marine mammals, initial encounter

  • W56.39XD—

    Other contact with other marine mammals, subsequent encounter

  • W56.39XS—

    Other contact with other marine mammals, sequela

  • W56.41—

    Bitten by shark

  • W56.41XA—

    Bitten by shark, initial encounter

  • W56.41XD—

    Bitten by shark, subsequent encounter

  • W56.41XS—

    Bitten by shark, sequela

  • W56.42—

    Struck by shark

  • W56.42XA—

    Struck by shark, initial encounter

  • W56.42XD—

    Struck by shark, subsequent encounter

  • W56.42XS—

    Struck by shark, sequela

  • W56.49—

    Other contact with shark

  • W56.49XA—

    Other contact with shark, initial encounter

  • W56.49XD—

    Other contact with shark, subsequent encounter

  • W56.49XS—

    Other contact with shark, sequela

  • W56.51—

    Bitten by other fish

  • W56.51XA—

    Bitten by other fish, initial encounter

  • W56.51XD—

    Bitten by other fish, subsequent encounter

  • W56.51XS—

    Bitten by other fish, sequela

  • W56.52—

    Struck by other fish

  • W56.52XA—

    Struck by other fish, initial encounter

  • W56.52XD—

    Struck by other fish, subsequent encounter

  • W56.52XS—

    Struck by other fish, sequela

  • W56.59—

    Other contact with other fish

  • W56.59XA—

    Other contact with other fish, initial encounter

  • W56.59XD—

    Other contact with other fish, subsequent encounter

  • W56.59XS—

    Other contact with other fish, sequela

  • W56.81—

    Bitten by other nonvenomous marine animals

  • W56.81XA—

    Bitten by other nonvenomous marine animals, initial encounter

  • W56.81XD—

    Bitten by other nonvenomous marine animals, subsequent encounter

  • W56.81XS—

    Bitten by other nonvenomous marine animals, sequela

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