C96: Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue
Codes under C96 (Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C96.0 | Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis | ✓ |
| C96.0 | Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis | ✓ |
| C96.2 | Malignant mast cell neoplasm | — |
| C96.2 | Malignant mast cell neoplasm | — |
| C96.4 | Sarcoma of dendritic cells (accessory cells) | ✓ |
| C96.4 | Sarcoma of dendritic cells (accessory cells) | ✓ |
| C96.5 | Multifocal and unisystemic Langerhans-cell histiocytosis | ✓ |
| C96.5 | Multifocal and unisystemic Langerhans-cell histiocytosis | ✓ |
| C96.6 | Unifocal Langerhans-cell histiocytosis | ✓ |
| C96.6 | Unifocal Langerhans-cell histiocytosis | ✓ |
| C96.9 | Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified | ✓ |
| C96.9 | Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified | ✓ |
| C96.20 | Malignant mast cell neoplasm, unspecified | ✓ |
| C96.20 | Malignant mast cell neoplasm, unspecified | ✓ |
| C96.21 | Aggressive systemic mastocytosis | ✓ |
| C96.21 | Aggressive systemic mastocytosis | ✓ |
| C96.22 | Mast cell sarcoma | ✓ |
| C96.22 | Mast cell sarcoma | ✓ |
| C96.29 | Other malignant mast cell neoplasm | ✓ |
| C96.29 | Other malignant mast cell neoplasm | ✓ |
| C96.A | Histiocytic sarcoma | ✓ |
| C96.A | Histiocytic sarcoma | ✓ |
| C96.Z | Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue | ✓ |
| C96.Z | Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue | ✓ |
Frequently asked questions
What is ICD-10-CM code C96?
C96 is an ICD-10-CM category covering Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue. It contains 24 more specific diagnosis codes, 22 of which are billable.
Is C96 a billable code?
No — C96 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example C96.0 — Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis). 22 of the 24 codes under C96 are billable.
What codes fall under C96?
C96 includes C96.0, C96.0, C96.2, C96.2, C96.4, plus 19 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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