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ICD-10-CM Codes
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V00-Y99
External causes of morbidity
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W85-W99
Exposure to electric current, radiation and extreme ambient air temperature and pressure
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W94-
Exposure to high and low air pressure and changes in air pressure
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2022 ICD-10-CM Diagnosis Code W94.21XA
2022 ICD-10-CM Diagnosis Code W94.21XA
Exposure to reduction in atmospheric pressure while surfacing from deep-water diving, initial encounter
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
- W94.21XA is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Expsr to rdct in atmos pressr wh surfc fr dp-watr div, init
- The 2022 edition of ICD-10-CM W94.21XA became effective on October 1, 2021.
- This is the American ICD-10-CM version of W94.21XA - other international versions of ICD-10 W94.21XA may differ.
ICD-10-CM Coding Rules
- W94.21XA describes the circumstance causing an injury, not the nature of the injury.
The following code(s) above
W94.21XA contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
W94.21XA:
Approximate Synonyms
- Bends
- Decompression sickness
Present On AdmissionPOA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
- W94.21XA is considered exempt from POA reporting.
Convert W94.21XA to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
ICD-10-CM Codes Adjacent To W94.21XA
W94.11 Exposure to residence or prolonged visit at high altitude
W94.12 Exposure to other prolonged low air pressure
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
…… initial encounter
W94.22 Exposure to reduction in atmospheric pressure while surfacing from underground
W94.23 Exposure to sudden change in air pressure in aircraft during ascent
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.