T71.20
Non-Billable (Header)Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause
Code Hierarchy
└T71Asphyxiation└T71.2Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air└T71.20Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause
└T71.20Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause