Is ICD-10-CM code X18 billable?

Yes, X18 (Contact with other hot metals) is a billable ICD-10-CM diagnosis code, valid for reimbursement on HIPAA-covered transactions for FY2026.

What chapter does ICD-10-CM code X18 belong to?

X18 belongs to Chapter 20 of the ICD-10-CM tabular list: V00–Y99 (External Causes of Morbidity).

X18

Billable

ChapterV00–Y99

Rankcategory

Description

Contact with other hot metals

About ICD-10-CM code X18

Under V00-Y99 External Causes of Morbidity, within Contact with heat and hot substances (X10-X19), ICD-10-CM code X18 describes Contact with other hot metals. This code can be billed directly for covered encounters.

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•Chapter 20: External Causes of Morbidity (V00-Y99).

X10-X19 Parent Instructions

Excludes1(Not coded here. Use a different code.)

exposure to excessive natural heat (X30)
exposure to fire and flames (X00-X08)

Instructional Notes

Includes

Contact with liquid metal

Clinical Hierarchy

BillableHas subcodes

CH20External causes of morbidity (V00-Y99)

X10-X19Contact with heat and hot substances (X10-X19)

X18Contact with other hot metalsBillable

X18.XXXAContact with other hot metals, initial encounterBillable

X18.XXXDContact with other hot metals, subsequent encounterBillable

X18.XXXSContact with other hot metals, sequelaBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to X18:

blockX10-X19

Contact with heat and hot substances (X10-X19)

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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