ICD-10-CM FY2027 diagnosis code

W94.29: Exposure to other rapid changes in air pressure during ascent

Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027

W94.29 groups related diagnoses under exposure to other rapid changes in air pressure during ascent. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.

Other codes in W94.2 Exposure to rapid changes in air pressure during ascent

W94.21Exposure to reduction in atmospheric pressure while surfacing from deep-water divingheader
W94.22Exposure to reduction in atmospheric pressure while surfacing from undergroundheader
W94.23Exposure to sudden change in air pressure in aircraft during ascentheader

W94.29 questions

Is W94.29 a billable code?

No. W94.29 is a header code that groups 0 more specific codes. Use one of the billable codes listed on this page instead.

What does W94.29 mean?

W94.29 is the ICD-10-CM code for Exposure to other rapid changes in air pressure during ascent. It is in chapter 21, External causes of morbidity (V00-Y99).

Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.