ICD-10-CM > S00-T88 > T66-T78 > T71 > T71.2 > T71.23 > T71.231 T71.231 Asphyxiation due to being trapped in a (discarded) refrigerator, accidental Non-Billable/Non-Specific Codes T71.231A..., initial encounterT71.231D..., subsequent encounterT71.231S..., sequela