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
  • S36.32XD

    Contusion of stomach, subsequent encounter

  • S36.32XS

    Contusion of stomach, sequela

  • S36.33

    Laceration of stomach

  • S36.33XA

    Laceration of stomach, initial encounter

  • S36.33XD

    Laceration of stomach, subsequent encounter

  • S36.33XS

    Laceration of stomach, sequela

  • S36.39

    Other injury of stomach

  • S36.39XA

    Other injury of stomach, initial encounter

  • S36.39XD

    Other injury of stomach, subsequent encounter

  • S36.39XS

    Other injury of stomach, sequela

  • S36.4

    Injury of small intestine

  • S36.40

    Unspecified injury of small intestine

  • S36.400

    Unspecified injury of duodenum

  • S36.400A

    Unspecified injury of duodenum, initial encounter

  • S36.400D

    Unspecified injury of duodenum, subsequent encounter

  • S36.400S

    Unspecified injury of duodenum, sequela

  • S36.408

    Unspecified injury of other part of small intestine

  • S36.408A

    Unspecified injury of other part of small intestine, initial encounter

  • S36.408D

    Unspecified injury of other part of small intestine, subsequent encounter

  • S36.408S

    Unspecified injury of other part of small intestine, sequela

  • S36.409

    Unspecified injury of unspecified part of small intestine

  • S36.409A

    Unspecified injury of unspecified part of small intestine, initial encounter

  • S36.409D

    Unspecified injury of unspecified part of small intestine, subsequent encounter

  • S36.409S

    Unspecified injury of unspecified part of small intestine, sequela

  • S36.41

    Primary blast injury of small intestine

  • S36.410

    Primary blast injury of duodenum

  • S36.410A

    Primary blast injury of duodenum, initial encounter

  • S36.410D

    Primary blast injury of duodenum, subsequent encounter

  • S36.410S

    Primary blast injury of duodenum, sequela

  • S36.418

    Primary blast injury of other part of small intestine

  • S36.418A

    Primary blast injury of other part of small intestine, initial encounter

  • S36.418D

    Primary blast injury of other part of small intestine, subsequent encounter

  • S36.418S

    Primary blast injury of other part of small intestine, sequela

  • S36.419

    Primary blast injury of unspecified part of small intestine

  • S36.419A

    Primary blast injury of unspecified part of small intestine, initial encounter

  • S36.419D

    Primary blast injury of unspecified part of small intestine, subsequent encounter

  • S36.419S

    Primary blast injury of unspecified part of small intestine, sequela

  • S36.42

    Contusion of small intestine

  • S36.420

    Contusion of duodenum

  • S36.420A

    Contusion of duodenum, initial encounter

  • S36.420D

    Contusion of duodenum, subsequent encounter

  • S36.420S

    Contusion of duodenum, sequela

  • S36.428

    Contusion of other part of small intestine

  • S36.428A

    Contusion of other part of small intestine, initial encounter

  • S36.428D

    Contusion of other part of small intestine, subsequent encounter

  • S36.428S

    Contusion of other part of small intestine, sequela

  • S36.429

    Contusion of unspecified part of small intestine

  • S36.429A

    Contusion of unspecified part of small intestine, initial encounter

  • S36.429D

    Contusion of unspecified part of small intestine, subsequent encounter

  • S36.429S

    Contusion of unspecified part of small intestine, sequela

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