ICD-10-CM > S00-T88 > T15-T19 > T17 > T17.3 > T17.31 > T17.310 T17.310 Gastric contents in larynx causing asphyxiation Non-Billable/Non-Specific Codes T17.310A..., initial encounterT17.310D..., subsequent encounterT17.310S..., sequela