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 BP0MZ
Plain Radiography of Left Wrist using Low Osmolar Contrast
Plain Radiography of Left Wrist using Other Contrast
Plain Radiography of Left Wrist
Plain Radiography of Left Wrist using High Osmolar Contrast