Is X39.01 a billable code?
No. X39.01 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
X39.01: Exposure to radon
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
X39.01 groups related diagnoses under exposure to radon. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Other codes in X39.0 Exposure to natural radiation
X39.01 questions
What does X39.01 mean?
X39.01 is the ICD-10-CM code for Exposure to radon. 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.