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 B226Z
CT Scan of R & L Heart using H Osm Contrast
CT Scan of R & L Heart using H Osm Contrast, Unenh, Enhance
CT Scan of R & L Heart using Oth Contrast, Unenh, Enhance
Computerized Tomography (CT Scan) of Right and Left Heart
CT Scan of R & L Heart using L Osm Contrast
CT Scan of R & L Heart using Intravasc Optic Cohere
CT Scan of R & L Heart using L Osm Contrast, Unenh, Enhance
CT Scan of R & L Heart using Oth Contrast