C96.9 is the authoritative medical code for Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified (ICD-10-CM C96.9), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified is a billable ICD-10-CM diagnosis code C96.9. Excludes1 (not coded here): personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues Z85.79. 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.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for C96.9 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues Z85.79
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- 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
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with C96.9?
Per Excludes1 instructions, C96.9 must not be reported with: personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues (Z85.79).
Can C96.9 be reported alongside related conditions?
Per Excludes2 instructions, C96.9 and the following may both be reported when both are present: 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).
Codes in This Family (8)
Official ICD-10-CM classifications in the same code family as C96.9, with their registry titles.
- C96 — Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue
- C96.0 — Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis
- C96.2 — Malignant mast cell neoplasm
- C96.4 — Sarcoma of dendritic cells (accessory cells)
- C96.5 — Multifocal and unisystemic Langerhans-cell histiocytosis
- C96.6 — Unifocal Langerhans-cell histiocytosis
- C96.A — Histiocytic sarcoma
- C96.Z — Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue
Neoplasm Table Sites (7)
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
- Neoplasm, neoplastic, bone (periosteum), marrow NEC (any bone) — Malignant, Primary
- Neoplasm, neoplastic, hematopoietic, hemopoietic tissue NEC — Malignant, Primary
- Neoplasm, neoplastic, lymph, lymphatic channel NEC, gland (secondary), primary NEC (any site) — Malignant, Primary
- Neoplasm, neoplastic, lymph, lymphatic channel NEC, node, primary NEC — Malignant, Primary
- Neoplasm, neoplastic, marrow NEC (bone) — Malignant, Primary
- Neoplasm, neoplastic, spine, spinal (column), marrow NEC — Malignant, Primary
- Neoplasm, neoplastic, vertebra (column), marrow NEC — Malignant, Primary
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: