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 BP2AZ
Computerized Tomography (CT Scan) of Right Humerus
CT Scan of R Humerus using H Osm Contrast
CT Scan of R Humerus using L Osm Contrast
CT Scan of R Humerus using Oth Contrast