ICD-10-CM > S00-T88 > T15-T19 > T17 > T17.2 > T17.20 > T17.200 T17.200 Unspecified foreign body in pharynx causing asphyxiation Non-Billable/Non-Specific Codes T17.200A..., initial encounterT17.200D..., subsequent encounterT17.200S..., sequela