ICD-10-CM › V00-Y99 › X92-Y09 › X99 Assault by sharp object › X99.8

X99.8

Assault by other sharp object

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:

  • X99.8XXA Assault by other sharp object, initial encounter
  • X99.8XXD Assault by other sharp object, subsequent encounter
  • X99.8XXS Assault by other sharp object, 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 Assault by other sharp object

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 X99 Assault by sharp object

Seventh character required

  • The appropriate 7th character is to be added to each code from category X99

Excludes1 - never coded here

  • assault by strike by sports equipment (Y08.0-)

Inherited from the X92-Y09 section Assault (X92-Y09)

Excludes1 - never coded here

  • injuries due to legal intervention (Y35.-)
  • injuries due to operations of war (Y36.-)
  • injuries due to terrorism (Y38.-)

Includes

  • homicide
  • injuries inflicted by another person with intent to injure or kill, by any means

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
X99.0 Assault by sharp glass Not billable
X99.1 Assault by knife Not billable
X99.2 Assault by sword or dagger Not billable
X99.9 Assault by unspecified sharp object Not billable