ICD-10-CM > P00-P96 > P19-P29 > P24 > P24.3 P24.3 Neonatal aspiration of milk and regurgitated food Non-Billable/Non-Specific Applicable To Neonatal aspiration of stomach contents Codes P24.30Neonatal aspiration of milk and regurgitated food without respiratory symptomsP24.31Neonatal aspiration of milk and regurgitated food with respiratory symptoms