W94.21XD

Billable
ChapterV00–Y99
Ranksubcategory
Official Description

Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, subsequent encounter

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 20: External Causes of Morbidity (V00-Y99).
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH20External causes of morbidity (V00-Y99)
W85-W99Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)
W94Exposure to high and low air pressure and changes in air pressure
W94.2Exposure to rapid changes in air pressure during ascent
W94.21Exposure to reduction in atmospheric pressure while surfacing from deep-water diving
W94.21XDExposure to reduction in atmospheric pressure while surfacing from deep-water diving, subsequent encounterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to W94.21XD:

blockW85-W99
Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, subsequent encounter.

Search PCS Codes