X04.XXXS – Exposure to ignition of highly flammable material, sequela

ICD-10-CM 2027 diagnosis code · Exposure to smoke, fire and flames

Billable code

ICD-10-CM code X04.XXXS
Code
X04.XXXS (claims format: X04XXXS)
Description
Exposure to ignition of highly flammable material, sequela
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
20. External causes of morbidity (V00-Y99)
Block
X00-X08 Exposure to smoke, fire and flames
Parent codes
X04

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

X04 – Exposure to ignition of highly flammable material

Applicable to:
  • Exposure to ignition of gasoline
  • Exposure to ignition of kerosene
  • Exposure to ignition of petrol
Excludes2 (not included here):
  • exposure to ignition or melting of nightwear (X05)
  • exposure to ignition or melting of other clothing and apparel (X06)
7th character note:
  • The appropriate 7th character is to be added to code X04

Block X00-X08

Excludes1 (not coded here):
Excludes2 (not included here):

Related codes in X04

Frequently asked questions

What is ICD-10 code X04.XXXS?

X04.XXXS is the ICD-10-CM code for exposure to ignition of highly flammable material, sequela, in the block X00-X08 (Exposure to smoke, fire and flames).

Is X04.XXXS a billable code?

Yes. X04.XXXS is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does X04.XXXS belong to?

It belongs to category X04 – Exposure to ignition of highly flammable material.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.