ICD-10-CM › S00-T88 › T51-T65 › T54.2X Toxic effects of corrosive acids... › T54.2X1

T54.2X1

Toxic effect of corrosive acids and acid-like substances, accidental (unintentional)

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:

  • T54.2X1A Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), initial encounter
  • T54.2X1D Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), subsequent encounter
  • T54.2X1S Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), 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 Toxic effect of corrosive acids and acid-like substances, accidental (unintentional)

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 T54 Toxic effect of corrosive substances

Seventh character required

  • The appropriate 7th character is to be added to each code from category T54

Inherited from the T51-T65 section Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)

Excludes1 - never coded here

  • contact with and (suspected) exposure to toxic substances (Z77.-)

Use additional code

  • code(s):
  • for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)
  • personal history of foreign body fully removed (Z87.821)
  • to identify any retained foreign body, if applicable (Z18.-)

Note

  • When no intent is indicated code to accidental. Undetermined intent is only for use when there is specific documentation in the record that the intent of the toxic effect cannot be determined.

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
T54.2X2 Toxic effect of corrosive acids and acid-like substances, intentional self-harm Not billable
T54.2X3 Toxic effect of corrosive acids and acid-like substances, assault Not billable
T54.2X4 Toxic effect of corrosive acids and acid-like substances, undetermined Not billable