C83

Non-Billable

ChapterC00–D49

Rankcategory

Official Description

Non-follicular lymphoma

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 2: Neoplasms (C00-D49).

C81-C96 Parent Instructions

Excludes2(Not included here)

Kaposi's sarcoma of lymph nodes (C46.3)
secondary and unspecified neoplasm of lymph nodes (C77.-)
secondary neoplasm of bone marrow (C79.52)
secondary neoplasm of spleen (C78.89)

Instructional Notes

Excludes1(Not coded here)

personal history of non-Hodgkin lymphoma (Z85.72)

Clinical Hierarchy

CH2Neoplasms (C00-D49)

C81-C96Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)

C83Non-follicular lymphoma

C83.0Small cell B-cell lymphoma

C83.1Mantle cell lymphoma

C83.3Diffuse large B-cell lymphoma

C83.5Lymphoblastic (diffuse) lymphoma

C83.7Burkitt lymphoma

C83.8Other non-follicular lymphoma

C83.9Non-follicular (diffuse) lymphoma, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C83:

blockC81-C96

Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to C83. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Burkitt6 unique routes

lymphoma (malignant)→C83(4 variants)

small noncleaved, diffuse→C83

spleen→C83

undifferentiated→C83

tumor→C83

type

undifferentiated→C83

Granulomatosis1 unique routes

lymphoid→C83

Immunocytoma1 unique routes

Direct index entry→C83

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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