T71.20
Non-billableAsphyx due to sys oxy defic due to low oxy in air unsp cause
Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •birth traumaP10-P15
- •obstetric traumaO70-O71
- •acute respiratory distress (syndrome)J80
- •anoxia due to high altitudeT70.2
- •asphyxia NOSR09.01
- •asphyxia from carbon monoxideT58
- •asphyxia from inhalation of food or foreign bodyT17
- •asphyxia from other gases, fumes and vaporsT59
- •respiratory distress (syndrome) in newbornP22
Use Additional Code
Additional codes that should follow this code
Child Codes (3)
Related Codes(4)
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for asphyx due to sys oxy defic due to low oxy in air unsp cause?
The ICD-10-CM code for asphyx due to sys oxy defic due to low oxy in air unsp cause is T71.20. The full clinical description is "Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause". T71.20 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T71.20 mean?
ICD-10-CM code T71.20 represents “Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T71.20 a billable code?
No, T71.20 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under T71.20.
What chapter is T71.20 in?
T71.20 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T71.20?
T71.20 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); acute respiratory distress (syndrome) (J80); and 6 more.
What are the subcategories under T71.20?
T71.20 has 3 child codes, including: T71.20XA (Asphyx d/t sys oxy defic d/t low oxy in air unsp cause, init), T71.20XD (Asphyx d/t sys oxy defic d/t low oxy in air unsp cause, subs), T71.20XS (Asphyx d/t sys oxy defic d/t low oxy in air unsp cause, sqla).
Are additional codes required with T71.20?
Yes, when using T71.20, also report: any retained foreign body, if applicable (Z18.-).
What are the UMLS CUIs for T71.20?
T71.20 is linked to 1 UMLS Concept Unique Identifier: C2886443. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T71.20 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like asphyx due to sys oxy defic due to low oxy in air unsp cause affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of T71.20?
There is no direct ICD-11 mapping available for T71.20 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.