All ICD10 Codes
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.-)
All CodesBillable Only
Internal Codes
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  • S00.521S|

    Blister (nonthermal) of lip, sequela

  • S00.522|

    Blister (nonthermal) of oral cavity

  • S00.522A|

    Blister (nonthermal) of oral cavity, initial encounter

  • S00.522D|

    Blister (nonthermal) of oral cavity, subsequent encounter

  • S00.522S|

    Blister (nonthermal) of oral cavity, sequela

  • S00.53|

    Contusion of lip and oral cavity

  • S00.531|

    Contusion of lip

  • S00.531A|

    Contusion of lip, initial encounter

  • S00.531D|

    Contusion of lip, subsequent encounter

  • S00.531S|

    Contusion of lip, sequela

  • S00.532|

    Contusion of oral cavity

  • S00.532A|

    Contusion of oral cavity, initial encounter

  • S00.532D|

    Contusion of oral cavity, subsequent encounter

  • S00.532S|

    Contusion of oral cavity, sequela

  • S00.54|

    External constriction of lip and oral cavity

  • S00.541|

    External constriction of lip

  • S00.541A|

    External constriction of lip, initial encounter

  • S00.541D|

    External constriction of lip, subsequent encounter

  • S00.541S|

    External constriction of lip, sequela

  • S00.542|

    External constriction of oral cavity

  • S00.542A|

    External constriction of oral cavity, initial encounter

  • S00.542D|

    External constriction of oral cavity, subsequent encounter

  • S00.542S|

    External constriction of oral cavity, sequela

  • S00.55|

    Superficial foreign body of lip and oral cavity

  • S00.551|

    Superficial foreign body of lip

  • S00.551A|

    Superficial foreign body of lip, initial encounter

  • S00.551D|

    Superficial foreign body of lip, subsequent encounter

  • S00.551S|

    Superficial foreign body of lip, sequela

  • S00.552|

    Superficial foreign body of oral cavity

  • S00.552A|

    Superficial foreign body of oral cavity, initial encounter

  • S00.552D|

    Superficial foreign body of oral cavity, subsequent encounter

  • S00.552S|

    Superficial foreign body of oral cavity, sequela

  • S00.56|

    Insect bite (nonvenomous) of lip and oral cavity

  • S00.561|

    Insect bite (nonvenomous) of lip

  • S00.561A|

    Insect bite (nonvenomous) of lip, initial encounter

  • S00.561D|

    Insect bite (nonvenomous) of lip, subsequent encounter

  • S00.561S|

    Insect bite (nonvenomous) of lip, sequela

  • S00.562|

    Insect bite (nonvenomous) of oral cavity

  • S00.562A|

    Insect bite (nonvenomous) of oral cavity, initial encounter

  • S00.562D|

    Insect bite (nonvenomous) of oral cavity, subsequent encounter

  • S00.562S|

    Insect bite (nonvenomous) of oral cavity, sequela

  • S00.57|

    Other superficial bite of lip and oral cavity

  • S00.571|

    Other superficial bite of lip

  • S00.571A|

    Other superficial bite of lip, initial encounter

  • S00.571D|

    Other superficial bite of lip, subsequent encounter

  • S00.571S|

    Other superficial bite of lip, sequela

  • S00.572|

    Other superficial bite of oral cavity

  • S00.572A|

    Other superficial bite of oral cavity, initial encounter

  • S00.572D|

    Other superficial bite of oral cavity, subsequent encounter

  • S00.572S|

    Other superficial bite of oral cavity, sequela

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