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 BF181
Fluoroscopy of Pancreatic Ducts using Low Osmolar Contrast
Fluoroscopy of Pancreatic Ducts using Other Contrast
Fluoroscopy of Pancreatic Ducts using High Osmolar Contrast