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
  • T23.361D

    Burn of third degree of back of right hand, subsequent encounter

  • T23.361S

    Burn of third degree of back of right hand, sequela

  • T23.362

    Burn of third degree of back of left hand

  • T23.362A

    Burn of third degree of back of left hand, initial encounter

  • T23.362D

    Burn of third degree of back of left hand, subsequent encounter

  • T23.362S

    Burn of third degree of back of left hand, sequela

  • T23.369

    Burn of third degree of back of unspecified hand

  • T23.369A

    Burn of third degree of back of unspecified hand, initial encounter

  • T23.369D

    Burn of third degree of back of unspecified hand, subsequent encounter

  • T23.369S

    Burn of third degree of back of unspecified hand, sequela

  • T23.37

    Burn of third degree of wrist

  • T23.371

    Burn of third degree of right wrist

  • T23.371A

    Burn of third degree of right wrist, initial encounter

  • T23.371D

    Burn of third degree of right wrist, subsequent encounter

  • T23.371S

    Burn of third degree of right wrist, sequela

  • T23.372

    Burn of third degree of left wrist

  • T23.372A

    Burn of third degree of left wrist, initial encounter

  • T23.372D

    Burn of third degree of left wrist, subsequent encounter

  • T23.372S

    Burn of third degree of left wrist, sequela

  • T23.379

    Burn of third degree of unspecified wrist

  • T23.379A

    Burn of third degree of unspecified wrist, initial encounter

  • T23.379D

    Burn of third degree of unspecified wrist, subsequent encounter

  • T23.379S

    Burn of third degree of unspecified wrist, sequela

  • T23.39

    Burn of third degree of multiple sites of wrist and hand

  • T23.391

    Burn of third degree of multiple sites of right wrist and hand

  • T23.391A

    Burn of third degree of multiple sites of right wrist and hand, initial encounter

  • T23.391D

    Burn of third degree of multiple sites of right wrist and hand, subsequent encounter

  • T23.391S

    Burn of third degree of multiple sites of right wrist and hand, sequela

  • T23.392

    Burn of third degree of multiple sites of left wrist and hand

  • T23.392A

    Burn of third degree of multiple sites of left wrist and hand, initial encounter

  • T23.392D

    Burn of third degree of multiple sites of left wrist and hand, subsequent encounter

  • T23.392S

    Burn of third degree of multiple sites of left wrist and hand, sequela

  • T23.399

    Burn of third degree of multiple sites of unspecified wrist and hand

  • T23.399A

    Burn of third degree of multiple sites of unspecified wrist and hand, initial encounter

  • T23.399D

    Burn of third degree of multiple sites of unspecified wrist and hand, subsequent encounter

  • T23.399S

    Burn of third degree of multiple sites of unspecified wrist and hand, sequela

  • T23.4

    Corrosion of unspecified degree of wrist and hand

  • T23.40

    Corrosion of unspecified degree of hand, unspecified site

  • T23.401

    Corrosion of unspecified degree of right hand, unspecified site

  • T23.401A

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

  • T23.401D

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

  • T23.401S

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

  • T23.402

    Corrosion of unspecified degree of left hand, unspecified site

  • T23.402A

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

  • T23.402D

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

  • T23.402S

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

  • T23.409

    Corrosion of unspecified degree of unspecified hand, unspecified site

  • T23.409A

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

  • T23.409D

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

  • T23.409S

    Corrosion of unspecified degree of unspecified hand, unspecified site, sequela

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