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 B31HZ
Fluoroscopy of R Up Extrem Art using Oth Contrast
Fluoroscopy of Right Upper Extremity Arteries
Fluoroscopy R Up Extrem Art w Oth Contrast, Laser Intraop
Fluoroscopy of R Up Extrem Art using L Osm Contrast
Fluoroscopy R Up Extrem Art w L Osm Contrast, Laser Intraop
Fluoroscopy R Up Extrem Art w H Osm Contrast, Laser Intraop
Fluoroscopy of R Up Extrem Art using H Osm Contrast