2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Malignant Neoplasm Of Lymphatic And Hematopoietic Tissue 200-208 > 2006 ICD-9-CM Diagnosis 206 Monocytic leukemia View the most recent version of ICD-9-CM 206 includes all variants 206 is a non-specific code that cannot be used to specify a diagnosis 206 Includes leukemia: histiocytic monoblastic monocytoid