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 BQ2Y1
CT Scan of L Foot/Toe Jt using L Osm Contrast
CT Scan of L Foot/Toe Jt using Oth Contrast
Computerized Tomography (CT Scan) of Left Foot/Toe Joint
CT Scan of L Foot/Toe Jt using H Osm Contrast