MCMedicalCodingSoftware
X02

X02: Exposure to controlled fire in building or structure

Non-billable headerICD-10-CM

X02 is a non-billable header ICD-10-CM code for exposure to controlled fire in building or structure. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category X02

A
initial encounter
D
subsequent encounter
S
sequela

Includes

Conditions this code covers.

  • exposure to fire in fireplace
  • exposure to fire in stove

Other codes that can never be billed with X02

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • W20.1Struck by object due to collapse of building
  • W20.1XXAStruck by object due to collapse of building, initial encounter
  • W20.1XXDStruck by object due to collapse of building, subsequent encounter
  • W20.1XXSStruck by object due to collapse of building, sequela
  • X15Contact with hot household appliances
  • X16Contact with hot heating appliances, radiators and pipes
  • X16.XXXAContact with hot heating appliances, radiators and pipes, initial encounter
  • X16.XXXDContact with hot heating appliances, radiators and pipes, subsequent encounter

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead X02

7 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.