The Contrast None is identified by letter "Z" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to BP2NZ
CT Scan of R Hand using Oth Contrast
CT Scan of R Hand using L Osm Contrast
CT Scan of R Hand using H Osm Contrast
Computerized Tomography (CT Scan) of Right Hand