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
  • S98.921D

    Partial traumatic amputation of right foot, level unspecified, subsequent encounter

  • S98.921S

    Partial traumatic amputation of right foot, level unspecified, sequela

  • S98.922

    Partial traumatic amputation of left foot, level unspecified

  • S98.922A

    Partial traumatic amputation of left foot, level unspecified, initial encounter

  • S98.922D

    Partial traumatic amputation of left foot, level unspecified, subsequent encounter

  • S98.922S

    Partial traumatic amputation of left foot, level unspecified, sequela

  • S98.929

    Partial traumatic amputation of unspecified foot, level unspecified

  • S98.929A

    Partial traumatic amputation of unspecified foot, level unspecified, initial encounter

  • S98.929D

    Partial traumatic amputation of unspecified foot, level unspecified, subsequent encounter

  • S98.929S

    Partial traumatic amputation of unspecified foot, level unspecified, sequela

  • S99

    Other and unspecified injuries of ankle and foot

  • S99.0

    Physeal fracture of calcaneus

  • S99.00

    Unspecified physeal fracture of calcaneus

  • S99.001

    Unspecified physeal fracture of right calcaneus

  • S99.001A

    Unspecified physeal fracture of right calcaneus, initial encounter for closed fracture

  • S99.001B

    Unspecified physeal fracture of right calcaneus, initial encounter for open fracture

  • S99.001D

    Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with routine healing

  • S99.001G

    Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with delayed healing

  • S99.001K

    Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with nonunion

  • S99.001P

    Unspecified physeal fracture of right calcaneus, subsequent encounter for fracture with malunion

  • S99.001S

    Unspecified physeal fracture of right calcaneus, sequela

  • S99.002

    Unspecified physeal fracture of left calcaneus

  • S99.002A

    Unspecified physeal fracture of left calcaneus, initial encounter for closed fracture

  • S99.002B

    Unspecified physeal fracture of left calcaneus, initial encounter for open fracture

  • S99.002D

    Unspecified physeal fracture of left calcaneus, subsequent encounter for fracture with routine healing

  • S99.002G

    Unspecified physeal fracture of left calcaneus, subsequent encounter for fracture with delayed healing

  • S99.002K

    Unspecified physeal fracture of left calcaneus, subsequent encounter for fracture with nonunion

  • S99.002P

    Unspecified physeal fracture of left calcaneus, subsequent encounter for fracture with malunion

  • S99.002S

    Unspecified physeal fracture of left calcaneus, sequela

  • S99.009

    Unspecified physeal fracture of unspecified calcaneus

  • S99.009A

    Unspecified physeal fracture of unspecified calcaneus, initial encounter for closed fracture

  • S99.009B

    Unspecified physeal fracture of unspecified calcaneus, initial encounter for open fracture

  • S99.009D

    Unspecified physeal fracture of unspecified calcaneus, subsequent encounter for fracture with routine healing

  • S99.009G

    Unspecified physeal fracture of unspecified calcaneus, subsequent encounter for fracture with delayed healing

  • S99.009K

    Unspecified physeal fracture of unspecified calcaneus, subsequent encounter for fracture with nonunion

  • S99.009P

    Unspecified physeal fracture of unspecified calcaneus, subsequent encounter for fracture with malunion

  • S99.009S

    Unspecified physeal fracture of unspecified calcaneus, sequela

  • S99.01

    Salter-Harris Type I physeal fracture of calcaneus

  • S99.011

    Salter-Harris Type I physeal fracture of right calcaneus

  • S99.011A

    Salter-Harris Type I physeal fracture of right calcaneus, initial encounter for closed fracture

  • S99.011B

    Salter-Harris Type I physeal fracture of right calcaneus, initial encounter for open fracture

  • S99.011D

    Salter-Harris Type I physeal fracture of right calcaneus, subsequent encounter for fracture with routine healing

  • S99.011G

    Salter-Harris Type I physeal fracture of right calcaneus, subsequent encounter for fracture with delayed healing

  • S99.011K

    Salter-Harris Type I physeal fracture of right calcaneus, subsequent encounter for fracture with nonunion

  • S99.011P

    Salter-Harris Type I physeal fracture of right calcaneus, subsequent encounter for fracture with malunion

  • S99.011S

    Salter-Harris Type I physeal fracture of right calcaneus, sequela

  • S99.012

    Salter-Harris Type I physeal fracture of left calcaneus

  • S99.012A

    Salter-Harris Type I physeal fracture of left calcaneus, initial encounter for closed fracture

  • S99.012B

    Salter-Harris Type I physeal fracture of left calcaneus, initial encounter for open fracture

  • S99.012D

    Salter-Harris Type I physeal fracture of left calcaneus, subsequent encounter for fracture with routine healing

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