2020 ICD-10-CM Diagnosis Code T54.2X4

Toxic effect of corrosive acids and acid-like substances, undetermined

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • T54.2X4 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • Short description: Toxic effect of corrosive acids and acid-like substnc, undet
  • The 2020 edition of ICD-10-CM T54.2X4 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of T54.2X4 - other international versions of ICD-10 T54.2X4 may differ.
The following code(s) above T54.2X4 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to T54.2X4:
  • S00-T88
    2020 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T51-T65
    2020 ICD-10-CM Range T51-T65

    Toxic effects of substances chiefly nonmedicinal as to source

    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.
    Type 1 Excludes
    • contact with and (suspected) exposure to toxic substances (Z77.-)
    Use Additional
    • 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.-)
    Toxic effects of substances chiefly nonmedicinal as to source
  • T54.2
    ICD-10-CM Diagnosis Code T54.2

    Toxic effects of corrosive acids and acid-like substances

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Toxic effects of hydrochloric acid
    • Toxic effects of sulfuric acid
    Toxic effects of corrosive acids and acid-like substances
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To T54.2X4
T54.2X1D …… subsequent encounter
T54.2X1S …… sequela
T54.2X2 Toxic effect of corrosive acids and acid-like substances, intentional self-harm
T54.2X2A …… initial encounter
T54.2X2D …… subsequent encounter
T54.2X2S …… sequela
T54.2X3 Toxic effect of corrosive acids and acid-like substances, assault
T54.2X3A …… initial encounter
T54.2X3D …… subsequent encounter
T54.2X3S …… sequela
T54.2X4 Toxic effect of corrosive acids and acid-like substances, undetermined
T54.2X4A …… initial encounter
T54.2X4D …… subsequent encounter
T54.2X4S …… sequela
T54.3 Toxic effects of corrosive alkalis and alkali-like substances
T54.3X Toxic effects of corrosive alkalis and alkali-like substances
T54.3X1 Toxic effect of corrosive alkalis and alkali-like substances, accidental (unintentional)
T54.3X1A …… initial encounter
T54.3X1D …… subsequent encounter
T54.3X1S …… sequela
T54.3X2 Toxic effect of corrosive alkalis and alkali-like substances, intentional self-harm

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.