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 B335Z
MRI of Bi Com Carotid using Oth Contrast, Unenh, Enhance
Magnetic Resonance Imaging (MRI) of Bi Com Carotid
MRI of Bi Com Carotid using Oth Contrast