Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • W16.031D

    Fall into swimming pool striking wall causing drowning and submersion, subsequent encounter

  • W16.031S

    Fall into swimming pool striking wall causing drowning and submersion, sequela

  • W16.032

    Fall into swimming pool striking wall causing other injury

  • W16.032A

    Fall into swimming pool striking wall causing other injury, initial encounter

  • W16.032D

    Fall into swimming pool striking wall causing other injury, subsequent encounter

  • W16.032S

    Fall into swimming pool striking wall causing other injury, sequela

  • W16.1

    Fall into natural body of water

  • W16.11

    Fall into natural body of water striking water surface

  • W16.111

    Fall into natural body of water striking water surface causing drowning and submersion

  • W16.111A

    Fall into natural body of water striking water surface causing drowning and submersion, initial encounter

  • W16.111D

    Fall into natural body of water striking water surface causing drowning and submersion, subsequent encounter

  • W16.111S

    Fall into natural body of water striking water surface causing drowning and submersion, sequela

  • W16.112

    Fall into natural body of water striking water surface causing other injury

  • W16.112A

    Fall into natural body of water striking water surface causing other injury, initial encounter

  • W16.112D

    Fall into natural body of water striking water surface causing other injury, subsequent encounter

  • W16.112S

    Fall into natural body of water striking water surface causing other injury, sequela

  • W16.12

    Fall into natural body of water striking bottom

  • W16.121

    Fall into natural body of water striking bottom causing drowning and submersion

  • W16.121A

    Fall into natural body of water striking bottom causing drowning and submersion, initial encounter

  • W16.121D

    Fall into natural body of water striking bottom causing drowning and submersion, subsequent encounter

  • W16.121S

    Fall into natural body of water striking bottom causing drowning and submersion, sequela

  • W16.122

    Fall into natural body of water striking bottom causing other injury

  • W16.122A

    Fall into natural body of water striking bottom causing other injury, initial encounter

  • W16.122D

    Fall into natural body of water striking bottom causing other injury, subsequent encounter

  • W16.122S

    Fall into natural body of water striking bottom causing other injury, sequela

  • W16.13

    Fall into natural body of water striking side

  • W16.131

    Fall into natural body of water striking side causing drowning and submersion

  • W16.131A

    Fall into natural body of water striking side causing drowning and submersion, initial encounter

  • W16.131D

    Fall into natural body of water striking side causing drowning and submersion, subsequent encounter

  • W16.131S

    Fall into natural body of water striking side causing drowning and submersion, sequela

  • W16.132

    Fall into natural body of water striking side causing other injury

  • W16.132A

    Fall into natural body of water striking side causing other injury, initial encounter

  • W16.132D

    Fall into natural body of water striking side causing other injury, subsequent encounter

  • W16.132S

    Fall into natural body of water striking side causing other injury, sequela

  • W16.2

    Fall in (into) filled bathtub or bucket of water

  • W16.21

    Fall in (into) filled bathtub

  • W16.211

    Fall in (into) filled bathtub causing drowning and submersion

  • W16.211A

    Fall in (into) filled bathtub causing drowning and submersion, initial encounter

  • W16.211D

    Fall in (into) filled bathtub causing drowning and submersion, subsequent encounter

  • W16.211S

    Fall in (into) filled bathtub causing drowning and submersion, sequela

  • W16.212

    Fall in (into) filled bathtub causing other injury

  • W16.212A

    Fall in (into) filled bathtub causing other injury, initial encounter

  • W16.212D

    Fall in (into) filled bathtub causing other injury, subsequent encounter

  • W16.212S

    Fall in (into) filled bathtub causing other injury, sequela

  • W16.22

    Fall in (into) bucket of water

  • W16.221

    Fall in (into) bucket of water causing drowning and submersion

  • W16.221A

    Fall in (into) bucket of water causing drowning and submersion, initial encounter

  • W16.221D

    Fall in (into) bucket of water causing drowning and submersion, subsequent encounter

  • W16.221S

    Fall in (into) bucket of water causing drowning and submersion, sequela

  • W16.222

    Fall in (into) bucket of water causing other injury

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