ICD-10-CM > C00-D49 > C81-C96 > C88 > C88.9 C88.9 Malignant immunoproliferative disease, unspecified Non-Billable/Non-Specific Applicable To Immunoproliferative disease NOS Codes C88.90Malignant immunoproliferative disease, unspecified not having achieved remissionC88.91Malignant immunoproliferative disease, unspecified, in remission