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.-)
Internal Codes
  • T22.79

    Corrosion of third degree of multiple sites of shoulder and upper limb, except wrist and hand

  • T22.791

    Corrosion of third degree of multiple sites of right shoulder and upper limb, except wrist and hand

  • T22.791A

    Corrosion of third degree of multiple sites of right shoulder and upper limb, except wrist and hand, initial encounter

  • T22.791D

    Corrosion of third degree of multiple sites of right shoulder and upper limb, except wrist and hand, subsequent encounter

  • T22.791S

    Corrosion of third degree of multiple sites of right shoulder and upper limb, except wrist and hand, sequela

  • T22.792

    Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand

  • T22.792A

    Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand, initial encounter

  • T22.792D

    Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand, subsequent encounter

  • T22.792S

    Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand, sequela

  • T22.799

    Corrosion of third degree of multiple sites of unspecified shoulder and upper limb, except wrist and hand

  • T22.799A

    Corrosion of third degree of multiple sites of unspecified shoulder and upper limb, except wrist and hand, initial encounter

  • T22.799D

    Corrosion of third degree of multiple sites of unspecified shoulder and upper limb, except wrist and hand, subsequent encounter

  • T22.799S

    Corrosion of third degree of multiple sites of unspecified shoulder and upper limb, except wrist and hand, sequela

  • T23

    Burn and corrosion of wrist and hand

  • T23.0

    Burn of unspecified degree of wrist and hand

  • T23.00

    Burn of unspecified degree of hand, unspecified site

  • T23.001

    Burn of unspecified degree of right hand, unspecified site

  • T23.001A

    Burn of unspecified degree of right hand, unspecified site, initial encounter

  • T23.001D

    Burn of unspecified degree of right hand, unspecified site, subsequent encounter

  • T23.001S

    Burn of unspecified degree of right hand, unspecified site, sequela

  • T23.002

    Burn of unspecified degree of left hand, unspecified site

  • T23.002A

    Burn of unspecified degree of left hand, unspecified site, initial encounter

  • T23.002D

    Burn of unspecified degree of left hand, unspecified site, subsequent encounter

  • T23.002S

    Burn of unspecified degree of left hand, unspecified site, sequela

  • T23.009

    Burn of unspecified degree of unspecified hand, unspecified site

  • T23.009A

    Burn of unspecified degree of unspecified hand, unspecified site, initial encounter

  • T23.009D

    Burn of unspecified degree of unspecified hand, unspecified site, subsequent encounter

  • T23.009S

    Burn of unspecified degree of unspecified hand, unspecified site, sequela

  • T23.01

    Burn of unspecified degree of thumb (nail)

  • T23.011

    Burn of unspecified degree of right thumb (nail)

  • T23.011A

    Burn of unspecified degree of right thumb (nail), initial encounter

  • T23.011D

    Burn of unspecified degree of right thumb (nail), subsequent encounter

  • T23.011S

    Burn of unspecified degree of right thumb (nail), sequela

  • T23.012

    Burn of unspecified degree of left thumb (nail)

  • T23.012A

    Burn of unspecified degree of left thumb (nail), initial encounter

  • T23.012D

    Burn of unspecified degree of left thumb (nail), subsequent encounter

  • T23.012S

    Burn of unspecified degree of left thumb (nail), sequela

  • T23.019

    Burn of unspecified degree of unspecified thumb (nail)

  • T23.019A

    Burn of unspecified degree of unspecified thumb (nail), initial encounter

  • T23.019D

    Burn of unspecified degree of unspecified thumb (nail), subsequent encounter

  • T23.019S

    Burn of unspecified degree of unspecified thumb (nail), sequela

  • T23.02

    Burn of unspecified degree of single finger (nail) except thumb

  • T23.021

    Burn of unspecified degree of single right finger (nail) except thumb

  • T23.021A

    Burn of unspecified degree of single right finger (nail) except thumb, initial encounter

  • T23.021D

    Burn of unspecified degree of single right finger (nail) except thumb, subsequent encounter

  • T23.021S

    Burn of unspecified degree of single right finger (nail) except thumb, sequela

  • T23.022

    Burn of unspecified degree of single left finger (nail) except thumb

  • T23.022A

    Burn of unspecified degree of single left finger (nail) except thumb, initial encounter

  • T23.022D

    Burn of unspecified degree of single left finger (nail) except thumb, subsequent encounter

  • T23.022S

    Burn of unspecified degree of single left finger (nail) except thumb, sequela

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