All ICD10 Codes

T71

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Asphyxiation

Use a more specific code (1 billable, 2 non-billable)
T71.1Asphyxiation due to mechanical threat to breathinghas subcodesT71.2Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient airhas subcodesT71.9Asphyxiation due to unspecified cause
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

T66-T78 Parent Instructions

Code Also
  • , if applicable, place of occurrence, such as:
  • highway rest stop (Y92.523)
  • school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
  • service areas as the place of occurrence of the external cause (Y92.52-)
  • single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
  • transport vehicle as the place of occurrence of the external cause (Y92.81-)

Instructional Notes

Includes
  • Mechanical suffocation
  • Traumatic suffocation
Excludes1(Not coded here. Use a different code.)
  • 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.-)

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T66-T78Other and unspecified effects of external causes (T66-T78)
T71AsphyxiationNot billable
T71.1Asphyxiation due to mechanical threat to breathingSubcodes
T71.2Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient airSubcodes
T71.9Asphyxiation due to unspecified causeBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T71:

blockT66-T78
Other and unspecified effects of external causes (T66-T78)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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