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 BP18Z
Fluoroscopy of Right Shoulder using Other Contrast
Fluoroscopy of Right Shoulder using Low Osmolar Contrast
Fluoroscopy of Right Shoulder using High Osmolar Contrast
Fluoroscopy of Right Shoulder