ICD-10-CM > Z00-Z99 > Z67-Z67 > Z67 Z67 Blood type Non-Billable/Non-Specific Codes Z67.1Type A bloodZ67.10Type A blood, Rh positiveZ67.11Type A blood, Rh negativeZ67.2Type B bloodZ67.20Type B blood, Rh positiveZ67.21Type B blood, Rh negativeZ67.3Type AB bloodZ67.30Type AB blood, Rh positiveZ67.31Type AB blood, Rh negativeZ67.4Type O bloodZ67.40Type O blood, Rh positiveZ67.41Type O blood, Rh negativeZ67.9Unspecified blood typeZ67.90Unspecified blood type, Rh positiveZ67.91Unspecified blood type, Rh negativeZ67.ADuffy phenotypeZ67.A1Duffy nullZ67.A2Duffy a positiveZ67.A3Duffy b positiveZ67.A4Duffy a and b positive