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  6. 2025 ICD-10-CM Code X18

2025 ICD-10-CM Diagnosis Code X18

Contact with other hot metals

ICD-10-CM Code:
X18
ICD-10 Code for:
Contact with other hot metals
Is Billable?
Not Valid for Submission
Code Navigator:

X18 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of contact with other hot metals. The code is not specific and is NOT valid for the year 2025 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Code Classification

  • External causes of morbidity and mortality
    V01–Y99
    • Contact with heat and hot substances
      X10-X19
      • Contact with other hot metals
        X18

Tabular List of Diseases and Injuries

The following annotation back-references are applicable to this diagnosis code. The Tabular List of Diseases and Injuries is a list of ICD-10-CM codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more.


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
  • Contact with liquid metal

7th Character Note

7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.
  • The appropriate 7th character is to be added to code X18

7th Character

7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.
  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Index of External Cause of Injuries

References found for this diagnosis code in the External Cause of Injuries Index:

    • Burn, burned, burning(accidental) (by) (from) (on)
      • hot
        • metal (molten) (liquid) NEC
    • Burn, burned, burning(accidental) (by) (from) (on)
      • metal (hot) (liquid) (molten) NEC
    • Burn, burned, burning(accidental) (by) (from) (on)
      • substance (hot) NEC
        • molten (metal)
    • Contact(accidental)
      • with
        • hot
          • metal (molten) (liquid) NEC
    • Contact(accidental)
      • with
        • metal, hot (liquid) (molten) NEC
    • Contact(accidental)
      • with
        • substance, hot NEC
          • molten (metal)
    • Scald, scalding(accidental) (by) (from) (in)
      • metal (molten) (liquid) (hot) NEC

Code History

  • FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
  • FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
  • FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. This was the first year ICD-10-CM was implemented into the HIPAA code set.