C84.79 – Anaplastic large cell lymphoma, ALK-negative, extranodal and solid organ sites
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of lymphoid, hematopoietic and related tissue
ICD-10-CM code
C84.79
- Code
C84.79(claims format:C8479)- Description
- Anaplastic large cell lymphoma, ALK-negative, extranodal and solid organ sites
- Short description
- Anaplstc lg cell lymph, ALK-neg, extrnod and solid org sites
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 2. Neoplasms (C00-D49)
- Block
- C81-C96 Malignant neoplasms of lymphoid, hematopoietic and related tissue
- Parent codes
- C84 › C84.7
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
C84 – Mature T/NK-cell lymphomas
Excludes1 (not coded here):
- personal history of non-Hodgkin lymphoma (Z85.72)
C84.7 – Anaplastic large cell lymphoma, ALK-negative
Excludes1 (not coded here):
- primary cutaneous CD30-positive T-cell proliferations (C86.6-)
Block C81-C96
Related codes in C84.7
- C84.70 – Anaplastic large cell lymphoma, ALK-negative, unspecified siteBillable
- C84.71 – Anaplastic large cell lymphoma, ALK-negative, lymph nodes of head, face, and neckBillable
- C84.72 – Anaplastic large cell lymphoma, ALK-negative, intrathoracic lymph nodesBillable
- C84.73 – Anaplastic large cell lymphoma, ALK-negative, intra-abdominal lymph nodesBillable
- C84.74 – Anaplastic large cell lymphoma, ALK-negative, lymph nodes of axilla and upper limbBillable
- C84.75 – Anaplastic large cell lymphoma, ALK-negative, lymph nodes of inguinal region and lower limbBillable
- C84.76 – Anaplastic large cell lymphoma, ALK-negative, intrapelvic lymph nodesBillable
- C84.77 – Anaplastic large cell lymphoma, ALK-negative, spleenBillable
- C84.78 – Anaplastic large cell lymphoma, ALK-negative, lymph nodes of multiple sitesBillable
- C84.7A – Anaplastic large cell lymphoma, ALK-negative, breastBillable
- C84.7B – Anaplastic large cell lymphoma, ALK-negative, in remissionBillable
Frequently asked questions
What is ICD-10 code C84.79?
C84.79 is the ICD-10-CM code for anaplastic large cell lymphoma, ALK-negative, extranodal and solid organ sites, in the block C81-C96 (Malignant neoplasms of lymphoid, hematopoietic and related tissue).
Is C84.79 a billable code?
Yes. C84.79 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does C84.79 belong to?
It belongs to category C84 – Mature T/NK-cell lymphomas.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.