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C90.0

Non-billable

Multiple myeloma

C90.0 is the ICD-10-CM code for Multiple myeloma. It is a non-billable category code — use a more specific child code such as C90.00 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Parent
C90
Subcodes
3
Edition
FY2026

C00-D49 Neoplasms

Includes

  • •Kahler's disease
  • •Medullary plasmacytoma
  • •Myelomatosis
  • •Plasma cell myeloma

Excludes1 — not coded here

  • •solitary myeloma (C90.3-)
  • •solitary plasmactyoma (C90.3-)

Frequently asked questions

What is ICD-10 code C90.0?
C90.0 is the ICD-10-CM code for "Multiple myeloma". It falls under C00-D49 Neoplasms.
Is C90.0 a billable code?
No — C90.0 is a non-billable header code. Use a more specific child code (such as C90.00) for billing.
What are the subcodes of C90.0?
C90.0 has 3 more specific child codes, including C90.00, C90.01, C90.02.
What is excluded from C90.0?
Excludes1 (not coded here): solitary myeloma (C90.3-); solitary plasmactyoma (C90.3-).

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

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