C83.0

Non-billable

Small cell B-cell lymphoma

C83.0 is the ICD-10-CM code for Small cell B-cell lymphoma. It is a non-billable category code — use a more specific child code such as C83.00 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Parent
C83
Subcodes
11
Edition
FY2026

C00-D49 Neoplasms

Includes

  • Lymphoplasmacytic lymphoma
  • Nodal marginal zone lymphoma
  • Non-leukemic variant of B-CLL
  • Splenic marginal zone lymphoma

Excludes1 — not coded here

  • chronic lymphocytic leukemia (C91.1)
  • mature T/NK-cell lymphomas (C84.-)
  • Waldenström macroglobulinemia (C88.00)

Frequently asked questions

What is ICD-10 code C83.0?
C83.0 is the ICD-10-CM code for "Small cell B-cell lymphoma". It falls under C00-D49 Neoplasms.
Is C83.0 a billable code?
No — C83.0 is a non-billable header code. Use a more specific child code (such as C83.00) for billing.
What are the subcodes of C83.0?
C83.0 has 11 more specific child codes, including C83.00, C83.01, C83.02.
What is excluded from C83.0?
Excludes1 (not coded here): chronic lymphocytic leukemia (C91.1); mature T/NK-cell lymphomas (C84.-); Waldenström macroglobulinemia (C88.00).

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

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