ICD-10-CM › S00-T88 › S80-S89 › S88.12 Partial traumatic amputation at... › S88.129

S88.129

Partial traumatic amputation at level between knee and ankle, unspecified lower leg

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

  • S88.129A Partial traumatic amputation at level between knee and ankle, unspecified lower leg, initial encounter
  • S88.129D Partial traumatic amputation at level between knee and ankle, unspecified lower leg, subsequent encounter
  • S88.129S Partial traumatic amputation at level between knee and ankle, unspecified lower leg, sequela

This code requires a seventh character. See the rule below.

What has happened to this code

Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2014 Added to the draft code set draft Partial traumatic amputation at level between knee and ankle, unspecified lower leg

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from S88 Traumatic amputation of lower leg

Seventh character required

  • The appropriate 7th character is to be added to each code from category S88

Excludes1 - never coded here

  • traumatic amputation of ankle and foot (S98.-)

Also known as

  • An amputation not identified as partial or complete should be coded to complete

Inherited from the S80-S89 section Injuries to the knee and lower leg (S80-S89)

Excludes2 - not included here

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)
  • insect bite or sting, venomous (T63.4)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
S88.121 Partial traumatic amputation at level between knee and ankle, right lower leg Not billable
S88.122 Partial traumatic amputation at level between knee and ankle, left lower leg Not billable