ICD-10 · PDGM grouping
D75 Other and unspecified diseases of blood and blood-forming organs
All 13 codes in the D75 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
13
Can lead a claim
11
Cannot lead a claim
2
What CMS assigns to D75
11 of the 13 codes group to MMTA - Infectious Disease, Neoplasms, and Blood-Forming Diseases; 2 are assigned no clinical group. None of the 13 is assigned a comorbidity subgroup. 11 of the 13 can lead a claim. CMS attaches a code-first note to 1 of the 13.
Code first
CMS grouper convention 16, on D75.81. Code first:
- malignant neoplasm of breast (C50.-)
- the underlying disorder, such as:
Every code in D75
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| D75.0 | Familial erythrocytosis | Can lead a claim | K | None |
| D75.1 | Secondary polycythemia | Can lead a claim | K | None |
| D75.8 Other specified diseases of blood and blood-forming organs | ||||
| D75.81 | Myelofibrosis | Cannot lead a claimManifestation code is not reportable as principal diagnosis | None | None |
| D75.82 Heparin induced thrombocytopenia (HIT) | ||||
| D75.821 | Non-immune heparin-induced thrombocytopenia | Can lead a claim | K | None |
| D75.822 | Immune-mediated heparin-induced thrombocytopenia | Can lead a claim | K | None |
| D75.828 | Other heparin-induced thrombocytopenia syndrome | Can lead a claim | K | None |
| D75.829 | Heparin-induced thrombocytopenia, unspecified | Can lead a claim | K | None |
| D75.83 Thrombocytosis | ||||
| D75.838 | Other thrombocytosis | Can lead a claim | K | None |
| D75.839 | Thrombocytosis, unspecified | Can lead a claim | K | None |
| D75.84 | Other platelet-activating anti-PF4 disorders | Can lead a claim | K | None |
| D75.89 | Other specified diseases of blood and blood-forming organs | Can lead a claim | K | None |
| D75.9 | Disease of blood and blood-forming organs, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| D75.A | Glucose-6-phosphate dehydrogenase (G6PD) deficiency without anemiaCMS: Glucose-6-phosphate dehydrgnse (G6PD) defic without anemia | Can lead a claim | K | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. 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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