The Substance 4 is identified by letter "B" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 30283B
Transfusion of Nonaut 4-Factor PCC into Vein, Perc Approach
Transfusion of Nonaut 4-Factor PCC into Vein, Open Approach