Is X00 a billable code?
No. X00 is a header code that groups 0 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
X00: Exposure to uncontrolled fire in building or structure
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
X00 groups related diagnoses under exposure to uncontrolled fire in building or structure. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
X00 questions
What does X00 mean?
X00 is the ICD-10-CM code for Exposure to uncontrolled fire in building or structure. It is in chapter 21, External causes of morbidity (V00-Y99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.