W99 Exposure to other man-made environmental factors

Non-billable ICD-10-CM code.

7th character note

• The appropriate 7th character is to be added to code W99

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from W99 Exposure to other man-made environmental factors

7th character note

• The appropriate 7th character is to be added to code W99

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Diagnosis Index entries for W99

• Exposure (to) › factor (s) NOS › environmental NEC › man-made NEC

Nearby codes

• W99 Exposure to other man-made environmental factors (this code)
• W99.XXXA Exposure to other man-made environmental factors, initial encounter
• W99.XXXD Exposure to other man-made environmental factors, subsequent encounter
• W99.XXXS Exposure to other man-made environmental factors, sequela