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 trauma (P10-P15)
- obstetric trauma (O70-O71)
- acute respiratory distress (syndrome) (J80)
- anoxia due to high altitude (T70.2)
- asphyxia NOS (R09.01)
- asphyxia from carbon monoxide (T58.-)
- asphyxia from inhalation of food or foreign body (T17.-)
- asphyxia from other gases, fumes and vapors (T59.-)
- respiratory distress (syndrome) in newborn (P22.-)
Use Additional Code
Additional codes that should follow this code
- code to identify any retained foreign body, if applicable (Z18.-)
Child Codes (3)
Also Known As / Clinical Terms
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 you should also code: code to identify 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.
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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.