W99⚠ Requires 7th Character

Exposure to other man-made environmental factors

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:

Also Indexed As(ICD-10-CM Alphabetic Index)

These clinical terms, synonyms, and manifestations all map to W99 in the official ICD-10-CM Alphabetic Index.

Not sure between two codes?

⇄ Compare W99 with another code →