Diagnosis Code

W94.12XA EXPOSURE TO OTHER PROLONGED LOW AIR PRESSURE, INIT ENCNTR


Code Information

Diagnosis Code: W94.12XA

Short Description: Exposure to other prolonged low air pressure, init encntr

Long Description: Exposure to other prolonged low air pressure, initial encounter

The code W94.12XA is VALID for claim submission

Code Classification:

  • External causes of morbidity and mortality (V01–Y99)
    • Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)
      • Expsr to high and low air pressr and changes in air pressure (W94)
        • W94.12XA Exposure to other prolonged low air pressure, init encntr

Code Version: 2022 ICD-10-CM


Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
W94.12XA Right Arrow E902.8 Air pressure change NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
W94 Exposure to high and low air pressure and changes in air pressure
W94.0 Exposure to prolonged high air pressure
W94.0XXA Exposure to prolonged high air pressure, initial encounter
W94.0XXD Exposure to prolonged high air pressure, subsequent encounter
W94.0XXS Exposure to prolonged high air pressure, sequela
W94.1 Exposure to prolonged low air pressure
W94.11 Exposure to residence or prolonged visit at high altitude
W94.11XA Exposure to residence or prolonged visit at high altitude, initial encounter
W94.11XD Exposure to residence or prolonged visit at high altitude, subsequent encounter
W94.11XS Exposure to residence or prolonged visit at high altitude, sequela
W94.12 Exposure to other prolonged low air pressure
W94.12XD Exposure to other prolonged low air pressure, subsequent encounter
W94.12XS Exposure to other prolonged low air pressure, sequela
W94.2 Exposure to rapid changes in air pressure during ascent
W94.21 Exposure to reduction in atmospheric pressure while surfacing from deep-water diving
W94.21XA Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, initial encounter
W94.21XD Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, subsequent encounter
W94.21XS Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, sequela
W94.22 Exposure to reduction in atmospheric pressure while surfacing from underground
W94.22XA Exposure to reduction in atmospheric pressure while surfacing from underground, initial encounter
W94.22XD Exposure to reduction in atmospheric pressure while surfacing from underground, subsequent encounter
W94.22XS Exposure to reduction in atmospheric pressure while surfacing from underground, sequela
W94.23 Exposure to sudden change in air pressure in aircraft during ascent
W94.23XA Exposure to sudden change in air pressure in aircraft during ascent, initial encounter
W94.23XD Exposure to sudden change in air pressure in aircraft during ascent, subsequent encounter
W94.23XS Exposure to sudden change in air pressure in aircraft during ascent, sequela
W94.29 Exposure to other rapid changes in air pressure during ascent
W94.29XA Exposure to other rapid changes in air pressure during ascent, initial encounter
W94.29XD Exposure to other rapid changes in air pressure during ascent, subsequent encounter
W94.29XS Exposure to other rapid changes in air pressure during ascent, sequela
W94.3 Exposure to rapid changes in air pressure during descent
W94.31 Exposure to sudden change in air pressure in aircraft during descent
W94.31XA Exposure to sudden change in air pressure in aircraft during descent, initial encounter
W94.31XD Exposure to sudden change in air pressure in aircraft during descent, subsequent encounter
W94.31XS Exposure to sudden change in air pressure in aircraft during descent, sequela
W94.32 Exposure to high air pressure from rapid descent in water
W94.32XA Exposure to high air pressure from rapid descent in water, initial encounter
W94.32XD Exposure to high air pressure from rapid descent in water, subsequent encounter
W94.32XS Exposure to high air pressure from rapid descent in water, sequela
W94.39 Exposure to other rapid changes in air pressure during descent
W94.39XA Exposure to other rapid changes in air pressure during descent, initial encounter
W94.39XD Exposure to other rapid changes in air pressure during descent, subsequent encounter
W94.39XS Exposure to other rapid changes in air pressure during descent, sequela


This page was last updated on: 10/1/2023