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ICD-10-CM · FY 2026 APRIL UPDATE

X03

Exposure to controlled fire, not in building or structure

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
X03.0Exposure to flames in controlled fire, not in building or structureCategory
X03.0XXAExposure to flames in controlled fire, not in building or structure, initial encounterBillable
X03.0XXDExposure to flames in controlled fire, not in building or structure, subsequent encounterBillable
X03.0XXSExposure to flames in controlled fire, not in building or structure, sequelaBillable
X03.1Exposure to smoke in controlled fire, not in building or structureCategory
X03.1XXAExposure to smoke in controlled fire, not in building or structure, initial encounterBillable
X03.1XXDExposure to smoke in controlled fire, not in building or structure, subsequent encounterBillable
X03.1XXSExposure to smoke in controlled fire, not in building or structure, sequelaBillable
X03.3Fall due to controlled fire, not in building or structureCategory
X03.3XXAFall due to controlled fire, not in building or structure, initial encounterBillable
X03.3XXDFall due to controlled fire, not in building or structure, subsequent encounterBillable
X03.3XXSFall due to controlled fire, not in building or structure, sequelaBillable
X03.4Hit by object due to controlled fire, not in building or structureCategory
X03.4XXAHit by object due to controlled fire, not in building or structure, initial encounterBillable
X03.4XXDHit by object due to controlled fire, not in building or structure, subsequent encounterBillable
X03.4XXSHit by object due to controlled fire, not in building or structure, sequelaBillable
X03.8Other exposure to controlled fire, not in building or structureCategory
X03.8XXAOther exposure to controlled fire, not in building or structure, initial encounterBillable
X03.8XXDOther exposure to controlled fire, not in building or structure, subsequent encounterBillable
X03.8XXSOther exposure to controlled fire, not in building or structure, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.