Get started free

C88.9

Non-billable

Malignant immunoproliferative disease, unspecified

C88.9 is the ICD-10-CM code for Malignant immunoproliferative disease, unspecified. It is a non-billable category code — use a more specific child code such as C88.90 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Parent
C88
Subcodes
2
Edition
FY2026

C00-D49 Neoplasms

Includes

  • •Immunoproliferative disease NOS

Frequently asked questions

What is ICD-10 code C88.9?
C88.9 is the ICD-10-CM code for "Malignant immunoproliferative disease, unspecified". It falls under C00-D49 Neoplasms.
Is C88.9 a billable code?
No — C88.9 is a non-billable header code. Use a more specific child code (such as C88.90) for billing.
What are the subcodes of C88.9?
C88.9 has 2 more specific child codes, including C88.90, C88.91.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →