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 B920YZ
CT Scan of Ear using Oth Contrast, Unenh, Enhance
CT Scan of Ear using H Osm Contrast, Unenh, Enhance
CT Scan of Ear using L Osm Contrast
CT Scan of Ear using H Osm Contrast
Computerized Tomography (CT Scan) of Ear
Computerized Tomography (CT Scan) of Ear using Oth Contrast
CT Scan of Ear using L Osm Contrast, Unenh, Enhance