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 B9090Z
Plain Radiography of Bi Submandib Gland using L Osm Contrast
Plain Radiography of Bi Submandib Gland using Oth Contrast
Plain Radiography of Bi Submandib Gland using H Osm Contrast