ICD-10-CM > S00-T88 > T66-T78 > T71 > T71.1 > T71.11 > T71.111 > T71.111S T71.111S Asphyxiation due to smothering under pillow, accidental, sequela Billable/Specific Copy Code Copy Description Applicable To Asphyxiation due to smothering under pillow NOS