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 BR131
Fluoroscopy of Lumbar Disc(s) using High Osmolar Contrast
Fluoroscopy of Lumbar Disc(s)
Fluoroscopy of Lumbar Disc(s) using Low Osmolar Contrast
Fluoroscopy of Lumbar Disc(s) using Other Contrast