ICD-10-CM > S00-T88 > T66-T78 > T71 > T71.1 > T71.13 > T71.134 T71.134 Asphyxiation due to being trapped in bed linens, undetermined Non-Billable/Non-Specific Codes T71.134A..., initial encounterT71.134D..., subsequent encounterT71.134S..., sequela