X01
Header — not billableExposure to uncontrolled fire, not in building or structure
The ICD-10 code for exposure to uncontrolled fire, not in building or structure is X01.
X01 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 5 more specific codes below.
Clinical notes
Includes
Terms listed here further define or give examples of the conditions grouped under this code — they describe what the code covers, not a separate diagnosis.
- exposure to forest fire
7th character definitions
These definitions specify what each valid 7th-character value means for codes in this category.
- [object Object]
7th character note
This category requires a 7th character to indicate additional clinical detail (e.g. encounter type: initial, subsequent, sequela). The code is incomplete without it.
- The appropriate 7th character is to be added to each code from category X01
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •This category requires a 7th character. Documentation should clearly indicate the episode of care (initial encounter, subsequent encounter, or sequela).
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under X01
- X01.0Exposure to flames in uncontrolled fire, not in building or structure
- X01.1Exposure to smoke in uncontrolled fire, not in building or structure
- X01.3Fall due to uncontrolled fire, not in building or structure
- X01.4Hit by object due to uncontrolled fire, not in building or structure
- X01.8Other exposure to uncontrolled fire, not in building or structure
Related codes in this category
- X00Exposure to uncontrolled fire in building or structurenon-billable header
- X02Exposure to controlled fire in building or structurenon-billable header
- X03Exposure to controlled fire, not in building or structurenon-billable header
- X04Exposure to ignition of highly flammable material
- X05Exposure to ignition or melting of nightwear
- X06Exposure to ignition or melting of other clothing and apparelnon-billable header
- X08Exposure to other specified smoke, fire and flamesnon-billable header
- X01Exposure to uncontrolled fire, not in building or structurenon-billable header