X39.0Non-billable (header)
Exposure to natural radiation
Related Codes· Exposure to forces of nature (X30-X39)
X30AExposure to excessive natural heat, initial encounterX30DExposure to excessive natural heat, subsequent encounterX30SExposure to excessive natural heat, sequelaX31AExposure to excessive natural cold, initial encounterX31DExposure to excessive natural cold, subsequent encounterX31SExposure to excessive natural cold, sequelaX32AExposure to sunlight, initial encounterX32DExposure to sunlight, subsequent encounterX32SExposure to sunlight, sequelaX34AEarthquake, initial encounterX34DEarthquake, subsequent encounterX34SEarthquake, sequelaX35AVolcanic eruption, initial encounterX35DVolcanic eruption, subsequent encounterX35SVolcanic eruption, sequelaX36.0Collapse of dam or man-made structure causing earth movement
Sub-codes of X39.0(2)
X39.0 is a non-billable header. Select a sub-code to bill. Sub-codes marked ⚠ require a 7th character — append A, D, or S (and an X placeholder if needed).
✗ Excludes 1(Not coded here)
- •contact with and (suspected) exposure to radon and other naturally occurring radiation (Z77.123)
- •exposure to man-made radiation (W88-W90)
- •exposure to sunlight (X32)
Code Hierarchy
┌20External causes of morbidity (V00-Y99)├X30-X39Exposure to forces of nature (X30-X39)├X39Exposure to other forces of nature
└X39.0Exposure to natural radiation
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