W99⚠ Requires 7th Character
Exposure to other man-made environmental factors
Related Codes· Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)
⚠ 7th Character Required
The appropriate 7th character is to be added to code W99
This code is not valid for billing without a 7th character. Append one of the following to W99:
Sub-codes of W99(3)
W99 is a non-billable header. Select a sub-code to bill.
Code Hierarchy
┌20External causes of morbidity (V00-Y99)├W85-W99Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)├W99Exposure to other man-made environmental factors
└W99Exposure to other man-made environmental factors
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