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 CW7NPZ
Sys Nucl Med Therapy of Whole Body using Strontium 89
Sys Nucl Med Therapy of Whole Body using Phosphorus 32
Sys Nucl Med Therapy of Whole Body using Oth Radionuclide
Sys Nucl Med Therapy of Whole Body using Iodine 131
Sys Nucl Med Therapy of Whole Body using Samarium 153