X02.1Header code — not billable
Exposure to smoke in controlled fire in building or structure
Short description: Exposure to smoke in controlled fire in bldg
- Chapter
- 20. External causes of morbidity
- Category
- X02
- Effective date
- October 1, 2026
Related codes in category X02
X02Exposure to controlled fire in building or structureX02.0Exposure to flames in controlled fire in bldgX02.0XXAExposure to flames in controlled fire in bldg, initYesX02.0XXDExposure to flames in controlled fire in bldg, subsYesX02.0XXSExposure to flames in controlled fire in bldg, sequelaYesX02.1XXAExposure to smoke in controlled fire in bldg, initYesX02.1XXDExposure to smoke in controlled fire in bldg, subsYesX02.1XXSExposure to smoke in controlled fire in bldg, sequelaYesX02.2Injury due to collapse of burning bldg in controlled fireX02.2XXAInjury due to collapse of burning bldg in ctrl fire, initYesX02.2XXDInjury due to collapse of burning bldg in ctrl fire, subsYesX02.2XXSInjury due to collapse of burning bldg in ctrl fire, sequelaYes
Frequently asked questions
What is ICD-10 code X02.1?
X02.1 is an ICD-10-CM diagnosis code for Exposure to smoke in controlled fire in building or structure.
Is X02.1 a billable code?
No. X02.1 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is X02.1 in?
X02.1 falls under Chapter 20: External causes of morbidity.
When did X02.1 become effective?
X02.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to X02.1?
X02.1 belongs to category X02, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.