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
  • S52.551N

    Other extraarticular fracture of lower end of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.551P

    Other extraarticular fracture of lower end of right radius, subsequent encounter for closed fracture with malunion

  • S52.551Q

    Other extraarticular fracture of lower end of right radius, subsequent encounter for open fracture type I or II with malunion

  • S52.551R

    Other extraarticular fracture of lower end of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.551S

    Other extraarticular fracture of lower end of right radius, sequela

  • S52.552

    Other extraarticular fracture of lower end of left radius

  • S52.552A

    Other extraarticular fracture of lower end of left radius, initial encounter for closed fracture

  • S52.552B

    Other extraarticular fracture of lower end of left radius, initial encounter for open fracture type I or II

  • S52.552C

    Other extraarticular fracture of lower end of left radius, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.552D

    Other extraarticular fracture of lower end of left radius, subsequent encounter for closed fracture with routine healing

  • S52.552E

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type I or II with routine healing

  • S52.552F

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S52.552G

    Other extraarticular fracture of lower end of left radius, subsequent encounter for closed fracture with delayed healing

  • S52.552H

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type I or II with delayed healing

  • S52.552J

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S52.552K

    Other extraarticular fracture of lower end of left radius, subsequent encounter for closed fracture with nonunion

  • S52.552M

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type I or II with nonunion

  • S52.552N

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.552P

    Other extraarticular fracture of lower end of left radius, subsequent encounter for closed fracture with malunion

  • S52.552Q

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type I or II with malunion

  • S52.552R

    Other extraarticular fracture of lower end of left radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.552S

    Other extraarticular fracture of lower end of left radius, sequela

  • S52.559

    Other extraarticular fracture of lower end of unspecified radius

  • S52.559A

    Other extraarticular fracture of lower end of unspecified radius, initial encounter for closed fracture

  • S52.559B

    Other extraarticular fracture of lower end of unspecified radius, initial encounter for open fracture type I or II

  • S52.559C

    Other extraarticular fracture of lower end of unspecified radius, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.559D

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with routine healing

  • S52.559E

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with routine healing

  • S52.559F

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S52.559G

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with delayed healing

  • S52.559H

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with delayed healing

  • S52.559J

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S52.559K

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with nonunion

  • S52.559M

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with nonunion

  • S52.559N

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.559P

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with malunion

  • S52.559Q

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with malunion

  • S52.559R

    Other extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.559S

    Other extraarticular fracture of lower end of unspecified radius, sequela

  • S52.56

    Barton's fracture

  • S52.561

    Barton's fracture of right radius

  • S52.561A

    Barton's fracture of right radius, initial encounter for closed fracture

  • S52.561B

    Barton's fracture of right radius, initial encounter for open fracture type I or II

  • S52.561C

    Barton's fracture of right radius, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.561D

    Barton's fracture of right radius, subsequent encounter for closed fracture with routine healing

  • S52.561E

    Barton's fracture of right radius, subsequent encounter for open fracture type I or II with routine healing

  • S52.561F

    Barton's fracture of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S52.561G

    Barton's fracture of right radius, subsequent encounter for closed fracture with delayed healing

  • S52.561H

    Barton's fracture of right radius, subsequent encounter for open fracture type I or II with delayed healing

  • S52.561J

    Barton's fracture of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

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