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
  • S02.400A|

    Malar fracture, unspecified side, initial encounter for closed fracture

  • S02.400B|

    Malar fracture, unspecified side, initial encounter for open fracture

  • S02.400D|

    Malar fracture, unspecified side, subsequent encounter for fracture with routine healing

  • S02.400G|

    Malar fracture, unspecified side, subsequent encounter for fracture with delayed healing

  • S02.400K|

    Malar fracture, unspecified side, subsequent encounter for fracture with nonunion

  • S02.400S|

    Malar fracture, unspecified side, sequela

  • S02.401|

    Maxillary fracture, unspecified side

  • S02.401A|

    Maxillary fracture, unspecified side, initial encounter for closed fracture

  • S02.401B|

    Maxillary fracture, unspecified side, initial encounter for open fracture

  • S02.401D|

    Maxillary fracture, unspecified side, subsequent encounter for fracture with routine healing

  • S02.401G|

    Maxillary fracture, unspecified side, subsequent encounter for fracture with delayed healing

  • S02.401K|

    Maxillary fracture, unspecified side, subsequent encounter for fracture with nonunion

  • S02.401S|

    Maxillary fracture, unspecified side, sequela

  • S02.402|

    Zygomatic fracture, unspecified side

  • S02.402A|

    Zygomatic fracture, unspecified side, initial encounter for closed fracture

  • S02.402B|

    Zygomatic fracture, unspecified side, initial encounter for open fracture

  • S02.402D|

    Zygomatic fracture, unspecified side, subsequent encounter for fracture with routine healing

  • S02.402G|

    Zygomatic fracture, unspecified side, subsequent encounter for fracture with delayed healing

  • S02.402K|

    Zygomatic fracture, unspecified side, subsequent encounter for fracture with nonunion

  • S02.402S|

    Zygomatic fracture, unspecified side, sequela

  • S02.40A|

    Malar fracture, right side

  • S02.40AA|

    Malar fracture, right side, initial encounter for closed fracture

  • S02.40AB|

    Malar fracture, right side, initial encounter for open fracture

  • S02.40AD|

    Malar fracture, right side, subsequent encounter for fracture with routine healing

  • S02.40AG|

    Malar fracture, right side, subsequent encounter for fracture with delayed healing

  • S02.40AK|

    Malar fracture, right side, subsequent encounter for fracture with nonunion

  • S02.40AS|

    Malar fracture, right side, sequela

  • S02.40B|

    Malar fracture, left side

  • S02.40BA|

    Malar fracture, left side, initial encounter for closed fracture

  • S02.40BB|

    Malar fracture, left side, initial encounter for open fracture

  • S02.40BD|

    Malar fracture, left side, subsequent encounter for fracture with routine healing

  • S02.40BG|

    Malar fracture, left side, subsequent encounter for fracture with delayed healing

  • S02.40BK|

    Malar fracture, left side, subsequent encounter for fracture with nonunion

  • S02.40BS|

    Malar fracture, left side, sequela

  • S02.40C|

    Maxillary fracture, right side

  • S02.40CA|

    Maxillary fracture, right side, initial encounter for closed fracture

  • S02.40CB|

    Maxillary fracture, right side, initial encounter for open fracture

  • S02.40CD|

    Maxillary fracture, right side, subsequent encounter for fracture with routine healing

  • S02.40CG|

    Maxillary fracture, right side, subsequent encounter for fracture with delayed healing

  • S02.40CK|

    Maxillary fracture, right side, subsequent encounter for fracture with nonunion

  • S02.40CS|

    Maxillary fracture, right side, sequela

  • S02.40D|

    Maxillary fracture, left side

  • S02.40DA|

    Maxillary fracture, left side, initial encounter for closed fracture

  • S02.40DB|

    Maxillary fracture, left side, initial encounter for open fracture

  • S02.40DD|

    Maxillary fracture, left side, subsequent encounter for fracture with routine healing

  • S02.40DG|

    Maxillary fracture, left side, subsequent encounter for fracture with delayed healing

  • S02.40DK|

    Maxillary fracture, left side, subsequent encounter for fracture with nonunion

  • S02.40DS|

    Maxillary fracture, left side, sequela

  • S02.40E|

    Zygomatic fracture, right side

  • S02.40EA|

    Zygomatic fracture, right side, initial encounter for closed fracture

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