ICD-10-CM · Chapter 21 · Z00-Z99
Z67 Blood type
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| Z67..1 | Type A blood | No |
| Z67..10 | Type A blood, Rh positive | Yes |
| Z67..11 | Type A blood, Rh negative | Yes |
| Z67..2 | Type B blood | No |
| Z67..20 | Type B blood, Rh positive | Yes |
| Z67..21 | Type B blood, Rh negative | Yes |
| Z67..3 | Type AB blood | No |
| Z67..30 | Type AB blood, Rh positive | Yes |
| Z67..31 | Type AB blood, Rh negative | Yes |
| Z67..4 | Type O blood | No |
| Z67..40 | Type O blood, Rh positive | Yes |
| Z67..41 | Type O blood, Rh negative | Yes |
| Z67..9 | Unspecified blood type | No |
| Z67..90 | Unspecified blood type, Rh positive | Yes |
| Z67..91 | Unspecified blood type, Rh negative | Yes |
| Z67..A | Duffy phenotype | No |
| Z67..A1 | Duffy null | Yes |
| Z67..A2 | Duffy a positive | Yes |
| Z67..A3 | Duffy b positive | Yes |
| Z67..A4 | Duffy a and b positive | Yes |
Last reviewed: September 2026