W99.XXXS
W99.XXXS: Exposure to other man-made environmental factors, sequela
Billable / specific codeICD-10-CMPOA exempt
W99.XXXS is a billable, specific ICD-10-CM code for exposure to other man-made environmental factors, sequela. It is valid for submission on a claim.
Check W99.XXXS with the rest of the claim: free scrubber7th character "S": sequela
The appropriate 7th character is to be added to code W99
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.