2019/2020

  1. ICD-10-CM Codes
    2. ›
  2. S00-T88 Injury, poisoning and certain other consequences of external causes
    3. ›
  3. T66-T78 Other and unspecified effects of external causes
    4. ›
  4. T71- Asphyxiation
    5. ›

2020 ICD-10-CM Diagnosis Code T71.9

Asphyxiation due to unspecified cause

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • T71.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM T71.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of T71.9 - other international versions of ICD-10 T71.9 may differ.
Applicable To
  • Suffocation (by strangulation) due to unspecified cause
  • Suffocation NOS
  • Systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause
  • Systemic oxygen deficiency due to mechanical threat to breathing due to unspecified cause
  • Traumatic asphyxia NOS
The following code(s) above T71.9 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 T71.9:
  • S00-T88
    2020 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T71
    ICD-10-CM Diagnosis Code T71

    Asphyxiation

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Mechanical suffocation
    • Traumatic suffocation
    Type 1 Excludes
    • 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.-)
    Asphyxiation
Clinical Information
  • A condition due to lack of oxygen in respired air, resulting in impending or actual cessation of life.
  • A pathological condition caused by lack of oxygen, manifested in impending or actual cessation of life.
  • The stopping of respiration or the asphyxia that results from it.
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

Diagnosis Index entries containing back-references to T71.9:

ICD-10-CM Codes Adjacent To T71.9
T71.233D …… subsequent encounter
T71.233S …… sequela
T71.234 Asphyxiation due to being trapped in a (discarded) refrigerator, undetermined
T71.234A …… initial encounter
T71.234D …… subsequent encounter
T71.234S …… sequela
T71.29 Asphyxiation due to being trapped in other low oxygen environment
T71.29XA …… initial encounter
T71.29XD …… subsequent encounter
T71.29XS …… sequela
T71.9 Asphyxiation due to unspecified cause
T71.9XXA …… initial encounter
T71.9XXD …… subsequent encounter
T71.9XXS …… sequela
T73 Effects of other deprivation
T73.0 Starvation
T73.0XXA …… initial encounter
T73.0XXD …… subsequent encounter
T73.0XXS …… sequela
T73.1 Deprivation of water
T73.1XXA …… initial encounter

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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