| D40 | Neoplasm of uncertain behavior of male genital organs |
| D40.0 | Neoplasm of uncertain behavior of prostate |
| D40.1 | Neoplasm of uncertain behavior of testis |
| D40.10 | Neoplasm of uncertain behavior of unspecified testis |
| D40.11 | Neoplasm of uncertain behavior of right testis |
| D40.12 | Neoplasm of uncertain behavior of left testis |
| D40.8 | Neoplasm of uncertain behavior of other specified male genital organs |
| D40.9 | Neoplasm of uncertain behavior of male genital organ, unspecified |
| D41 | Neoplasm of uncertain behavior of urinary organs |
| D41.0 | Neoplasm of uncertain behavior of kidney |
| D41.00 | Neoplasm of uncertain behavior of unspecified kidney |
| D41.01 | Neoplasm of uncertain behavior of right kidney |
| D41.02 | Neoplasm of uncertain behavior of left kidney |
| D41.1 | Neoplasm of uncertain behavior of renal pelvis |
| D41.10 | Neoplasm of uncertain behavior of unspecified renal pelvis |
| D41.11 | Neoplasm of uncertain behavior of right renal pelvis |
| D41.12 | Neoplasm of uncertain behavior of left renal pelvis |
| D41.2 | Neoplasm of uncertain behavior of ureter |
| D41.20 | Neoplasm of uncertain behavior of unspecified ureter |
| D41.21 | Neoplasm of uncertain behavior of right ureter |
| D41.22 | Neoplasm of uncertain behavior of left ureter |
| D41.3 | Neoplasm of uncertain behavior of urethra |
| D41.4 | Neoplasm of uncertain behavior of bladder |
| D41.8 | Neoplasm of uncertain behavior of other specified urinary organs |
| D41.9 | Neoplasm of uncertain behavior of unspecified urinary organ |
| D42 | Neoplasm of uncertain behavior of meninges |
| D42.0 | Neoplasm of uncertain behavior of cerebral meninges |
| D42.1 | Neoplasm of uncertain behavior of spinal meninges |
| D42.9 | Neoplasm of uncertain behavior of meninges, unspecified |
| D43 | Neoplasm of uncertain behavior of brain and central nervous system |
| D43.0 | Neoplasm of uncertain behavior of brain, supratentorial |
| D43.1 | Neoplasm of uncertain behavior of brain, infratentorial |
| D43.2 | Neoplasm of uncertain behavior of brain, unspecified |
| D43.3 | Neoplasm of uncertain behavior of cranial nerves |
| D43.4 | Neoplasm of uncertain behavior of spinal cord |
| D43.8 | Neoplasm of uncertain behavior of other specified parts of central nervous system |
| D43.9 | Neoplasm of uncertain behavior of central nervous system, unspecified |
| D44 | Neoplasm of uncertain behavior of endocrine glands |
| D44.0 | Neoplasm of uncertain behavior of thyroid gland |
| D44.1 | Neoplasm of uncertain behavior of adrenal gland |
| D44.10 | Neoplasm of uncertain behavior of unspecified adrenal gland |
| D44.11 | Neoplasm of uncertain behavior of right adrenal gland |
| D44.12 | Neoplasm of uncertain behavior of left adrenal gland |
| D44.2 | Neoplasm of uncertain behavior of parathyroid gland |
| D44.3 | Neoplasm of uncertain behavior of pituitary gland |
| D44.4 | Neoplasm of uncertain behavior of craniopharyngeal duct |
| D44.5 | Neoplasm of uncertain behavior of pineal gland |
| D44.6 | Neoplasm of uncertain behavior of carotid body |
| D44.7 | Neoplasm of uncertain behavior of aortic body and other paraganglia |
| D44.9 | Neoplasm of uncertain behavior of unspecified endocrine gland |
| D45 | Polycythemia vera |
| D46 | Myelodysplastic syndromes |
| D46.0 | Refractory anemia without ring sideroblasts, so stated |
| D46.1 | Refractory anemia with ring sideroblasts |
| D46.2 | Refractory anemia with excess of blasts [RAEB] |
| D46.20 | Refractory anemia with excess of blasts, unspecified |
| D46.21 | Refractory anemia with excess of blasts 1 |
| D46.22 | Refractory anemia with excess of blasts 2 |
| D46.4 | Refractory anemia, unspecified |
| D46.9 | Myelodysplastic syndrome, unspecified |
| D47 | Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue |
| D47.0 | Mast cell neoplasms of uncertain behavior |
| D47.01 | Cutaneous mastocytosis |
| D47.02 | Systemic mastocytosis |
| D47.09 | Other mast cell neoplasms of uncertain behavior |
| D47.1 | Chronic myeloproliferative disease |
| D47.2 | Monoclonal gammopathy |
| D47.3 | Essential (hemorrhagic) thrombocythemia |
| D47.4 | Osteomyelofibrosis |
| D47.9 | Neoplasm of uncertain behavior of lymphoid, hematopoietic and related tissue, unspecified |
| D48 | Neoplasm of uncertain behavior of other and unspecified sites |
| D48.0 | Neoplasm of uncertain behavior of bone and articular cartilage |
| D48.1 | Neoplasm of uncertain behavior of connective and other soft tissue |
| D48.2 | Neoplasm of uncertain behavior of peripheral nerves and autonomic nervous system |
| D48.3 | Neoplasm of uncertain behavior of retroperitoneum |
| D48.4 | Neoplasm of uncertain behavior of peritoneum |
| D48.5 | Neoplasm of uncertain behavior of skin |
| D48.6 | Neoplasm of uncertain behavior of breast |
| D48.60 | Neoplasm of uncertain behavior of unspecified breast |
| D48.61 | Neoplasm of uncertain behavior of right breast |
| D48.62 | Neoplasm of uncertain behavior of left breast |
| D48.7 | Neoplasm of uncertain behavior of other specified sites |
| D48.9 | Neoplasm of uncertain behavior, unspecified |
| D49 | Neoplasms of unspecified behavior |
| D49.0 | Neoplasm of unspecified behavior of digestive system |
| D49.1 | Neoplasm of unspecified behavior of respiratory system |
| D49.2 | Neoplasm of unspecified behavior of bone, soft tissue, and skin |
| D49.3 | Neoplasm of unspecified behavior of breast |
| D49.4 | Neoplasm of unspecified behavior of bladder |
| D49.5 | Neoplasm of unspecified behavior of other genitourinary organs |
| D49.51 | Neoplasm of unspecified behavior of kidney |
| D49.511 | Neoplasm of unspecified behavior of right kidney |
| D49.512 | Neoplasm of unspecified behavior of left kidney |
| D49.519 | Neoplasm of unspecified behavior of unspecified kidney |
| D49.59 | Neoplasm of unspecified behavior of other genitourinary organ |
| D49.6 | Neoplasm of unspecified behavior of brain |
| D49.7 | Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system |
| D49.8 | Neoplasm of unspecified behavior of other specified sites |
| D49.81 | Neoplasm of unspecified behavior of retina and choroid |
| D49.89 | Neoplasm of unspecified behavior of other specified sites |
| D49.9 | Neoplasm of unspecified behavior of unspecified site |