ICD-10-CM > K00-K95 > K20-K31 > K31 > K31.3 K31.3 Pylorospasm, not elsewhere classified Billable/Specific Copy Code Copy Description Type 1 Excludes congenital or infantile pylorospasm (Q40.0)neurotic pylorospasm (F45.8)psychogenic pylorospasm (F45.8)