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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  • S90.475—

    Other superficial bite of left lesser toe(s)

  • S90.475A—

    Other superficial bite of left lesser toe(s), initial encounter

  • S90.475D—

    Other superficial bite of left lesser toe(s), subsequent encounter

  • S90.475S—

    Other superficial bite of left lesser toe(s), sequela

  • S90.476—

    Other superficial bite of unspecified lesser toe(s)

  • S90.476A—

    Other superficial bite of unspecified lesser toe(s), initial encounter

  • S90.476D—

    Other superficial bite of unspecified lesser toe(s), subsequent encounter

  • S90.476S—

    Other superficial bite of unspecified lesser toe(s), sequela

  • S90.5—

    Other superficial injuries of ankle

  • S90.51—

    Abrasion of ankle

  • S90.511—

    Abrasion, right ankle

  • S90.511A—

    Abrasion, right ankle, initial encounter

  • S90.511D—

    Abrasion, right ankle, subsequent encounter

  • S90.511S—

    Abrasion, right ankle, sequela

  • S90.512—

    Abrasion, left ankle

  • S90.512A—

    Abrasion, left ankle, initial encounter

  • S90.512D—

    Abrasion, left ankle, subsequent encounter

  • S90.512S—

    Abrasion, left ankle, sequela

  • S90.519—

    Abrasion, unspecified ankle

  • S90.519A—

    Abrasion, unspecified ankle, initial encounter

  • S90.519D—

    Abrasion, unspecified ankle, subsequent encounter

  • S90.519S—

    Abrasion, unspecified ankle, sequela

  • S90.52—

    Blister (nonthermal) of ankle

  • S90.521—

    Blister (nonthermal), right ankle

  • S90.521A—

    Blister (nonthermal), right ankle, initial encounter

  • S90.521D—

    Blister (nonthermal), right ankle, subsequent encounter

  • S90.521S—

    Blister (nonthermal), right ankle, sequela

  • S90.522—

    Blister (nonthermal), left ankle

  • S90.522A—

    Blister (nonthermal), left ankle, initial encounter

  • S90.522D—

    Blister (nonthermal), left ankle, subsequent encounter

  • S90.522S—

    Blister (nonthermal), left ankle, sequela

  • S90.529—

    Blister (nonthermal), unspecified ankle

  • S90.529A—

    Blister (nonthermal), unspecified ankle, initial encounter

  • S90.529D—

    Blister (nonthermal), unspecified ankle, subsequent encounter

  • S90.529S—

    Blister (nonthermal), unspecified ankle, sequela

  • S90.54—

    External constriction of ankle

  • S90.541—

    External constriction, right ankle

  • S90.541A—

    External constriction, right ankle, initial encounter

  • S90.541D—

    External constriction, right ankle, subsequent encounter

  • S90.541S—

    External constriction, right ankle, sequela

  • S90.542—

    External constriction, left ankle

  • S90.542A—

    External constriction, left ankle, initial encounter

  • S90.542D—

    External constriction, left ankle, subsequent encounter

  • S90.542S—

    External constriction, left ankle, sequela

  • S90.549—

    External constriction, unspecified ankle

  • S90.549A—

    External constriction, unspecified ankle, initial encounter

  • S90.549D—

    External constriction, unspecified ankle, subsequent encounter

  • S90.549S—

    External constriction, unspecified ankle, sequela

  • S90.55—

    Superficial foreign body of ankle

  • S90.551—

    Superficial foreign body, right ankle

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