ICD-10-CM>Q00-QA1>Q20-Q28>Q28>Q28.1Q28.1Other malformations of precerebral vesselsBillable/Specific Copy Code Copy DescriptionApplicable ToCongenital malformation of precerebral vessels NOSCongenital precerebral aneurysm (nonruptured)
ICD-10 FastICD-10 Fast