Z67-Z67 — Blood type
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.1.26.
Codes in range
14
No clinical group
14
A period cannot be grouped from these.
Barred as primary
0
CMS rejects these in the primary position.
Where these codes group
None of the 14 codes in Z67-Z67 is assigned a PDGM clinical group. A 30-day period cannot be grouped from any of them, so none can hold the primary position on a home health claim.
Every code in Z67-Z67
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| Z6710 | Type A blood, Rh positive | None | Cannot group |
| Z6711 | Type A blood, Rh negative | None | Cannot group |
| Z6720 | Type B blood, Rh positive | None | Cannot group |
| Z6721 | Type B blood, Rh negative | None | Cannot group |
| Z6730 | Type AB blood, Rh positive | None | Cannot group |
| Z6731 | Type AB blood, Rh negative | None | Cannot group |
| Z6740 | Type O blood, Rh positive | None | Cannot group |
| Z6741 | Type O blood, Rh negative | None | Cannot group |
| Z6790 | Unspecified blood type, Rh positive | None | Cannot group |
| Z6791 | Unspecified blood type, Rh negative | None | Cannot group |
| Z67A1 | Duffy null | None | Cannot group |
| Z67A2 | Duffy a positive | None | Cannot group |
| Z67A3 | Duffy b positive | None | Cannot group |
| Z67A4 | Duffy a and b positive | None | Cannot group |
Source: CMS HH PPS Grouper Software v07.1.26, effective 2026-04-01. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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