The Contrast Low Osmolar is identified by number "1" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to B30Q1
Plain Radiography of Cerv-cereb Arch using L Osm Contrast
Plain Radiography of Cervico-Cerebral Arch
Plain Radiography of Cerv-cereb Arch using H Osm Contrast
Plain Radiography of Cerv-cereb Arch using Oth Contrast