The Contrast Low Osmolar is identified by number "1" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to B40M1
Radiography of Renal Art Transplant using H Osm Contrast
Plain Radiography of Renal Art Transplant using Oth Contrast
Radiography of Renal Art Transplant using L Osm Contrast