The Qualifier None is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to BT23YZ
Computerized Tomography (CT Scan) of Bilateral Kidneys
CT Scan of Bi Kidney using Oth Contrast, Unenh, Enhance
CT Scan of Bi Kidney using L Osm Contrast, Unenh, Enhance
CT Scan of Bi Kidney using H Osm Contrast
CT Scan of Bi Kidney using L Osm Contrast
CT Scan of Bi Kidney using H Osm Contrast, Unenh, Enhance
CT Scan of Bi Kidney using Oth Contrast