| MDC 16 Diseases & Disorders of Blood, Blood Forming Organs, Immunologic Disorders |
| Major Hematological/Immunological Diagnoses Except Sickle Cell Crisis and Coagulation |
| D590 | Drug-induced autoimmune hemolytic anemia |
| D591 | Other autoimmune hemolytic anemias |
| D592 | Drug-induced nonautoimmune hemolytic anemia |
| D594 | Other nonautoimmune hemolytic anemias |
| D595 | Paroxysmal nocturnal hemoglobinuria [Marchiafava-Micheli] |
| D596 | Hemoglobinuria due to hemolysis from other external causes |
| D598 | Other acquired hemolytic anemias |
| D599 | Acquired hemolytic anemia, unspecified |
| D600 | Chronic acquired pure red cell aplasia |
| D601 | Transient acquired pure red cell aplasia |
| D608 | Other acquired pure red cell aplasias |
| D609 | Acquired pure red cell aplasia, unspecified |
| D6101 | Constitutional (pure) red blood cell aplasia |
| D6109 | Other constitutional aplastic anemia |
| D611 | Drug-induced aplastic anemia |
| D612 | Aplastic anemia due to other external agents |
| D613 | Idiopathic aplastic anemia |
| D61810 | Antineoplastic chemotherapy induced pancytopenia |
| D61811 | Other drug-induced pancytopenia |
| D61818 | Other pancytopenia |
| D6189 | Other specified aplastic anemias and other bone marrow failure syndromes |
| D619 | Aplastic anemia, unspecified |
| D700 | Congenital agranulocytosis |
| D701 | Agranulocytosis secondary to cancer chemotherapy |
| D702 | Other drug-induced agranulocytosis |
| D703 | Neutropenia due to infection |
| D704 | Cyclic neutropenia |
| D708 | Other neutropenia |
| D709 | Neutropenia, unspecified |
| D71 | Functional disorders of polymorphonuclear neutrophils |
| D720 | Genetic anomalies of leukocytes |
| D806 | Antibody deficiency with near-normal immunoglobulins or with hyperimmunoglobulinemia |
| D808 | Other immunodeficiencies with predominantly antibody defects |
| D809 | Immunodeficiency with predominantly antibody defects, unspecified |
| D810 | Severe combined immunodeficiency [SCID] with reticular dysgenesis |
| D811 | Severe combined immunodeficiency [SCID] with low T- and B-cell numbers |
| D812 | Severe combined immunodeficiency [SCID] with low or normal B-cell numbers |
| D814 | Nezelof's syndrome |
| D816 | Major histocompatibility complex class I deficiency |
| D817 | Major histocompatibility complex class II deficiency |
| D8189 | Other combined immunodeficiencies |
| D819 | Combined immunodeficiency, unspecified |
| D820 | Wiskott-Aldrich syndrome |
| D821 | Di George's syndrome |
| D89810 | Acute graft-versus-host disease |
| D89811 | Chronic graft-versus-host disease |
| D89812 | Acute on chronic graft-versus-host disease |
| D89813 | Graft-versus-host disease, unspecified |
| T8600 | Unspecified complication of bone marrow transplant |
| T8601 | Bone marrow transplant rejection |
| T8602 | Bone marrow transplant failure |
| T8603 | Bone marrow transplant infection |
| T8609 | Other complications of bone marrow transplant |