C83.51 – Lymphoblastic (diffuse) lymphoma, lymph nodes of head, face, and neck
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of lymphoid, hematopoietic and related tissue
ICD-10-CM code
C83.51
- Code
C83.51(claims format:C8351)- Description
- Lymphoblastic (diffuse) lymphoma, lymph nodes of head, face, and neck
- Short description
- Lymphoblastic lymphoma, nodes of head, face, and neck
- 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
- C83 › C83.5
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
C83 – Non-follicular lymphoma
Excludes1 (not coded here):
- personal history of non-Hodgkin lymphoma (Z85.72)
C83.5 – Lymphoblastic (diffuse) lymphoma
Applicable to:
- B-precursor lymphoma
- Lymphoblastic B-cell lymphoma
- Lymphoblastic lymphoma NOS
- Lymphoblastic T-cell lymphoma
- T-precursor lymphoma
Block C81-C96
Related codes in C83.5
- C83.50 – Lymphoblastic (diffuse) lymphoma, unspecified siteBillable
- C83.52 – Lymphoblastic (diffuse) lymphoma, intrathoracic lymph nodesBillable
- C83.53 – Lymphoblastic (diffuse) lymphoma, intra-abdominal lymph nodesBillable
- C83.54 – Lymphoblastic (diffuse) lymphoma, lymph nodes of axilla and upper limbBillable
- C83.55 – Lymphoblastic (diffuse) lymphoma, lymph nodes of inguinal region and lower limbBillable
- C83.56 – Lymphoblastic (diffuse) lymphoma, intrapelvic lymph nodesBillable
- C83.57 – Lymphoblastic (diffuse) lymphoma, spleenBillable
- C83.58 – Lymphoblastic (diffuse) lymphoma, lymph nodes of multiple sitesBillable
- C83.59 – Lymphoblastic (diffuse) lymphoma, extranodal and solid organ sitesBillable
- C83.5A – Lymphoblastic (diffuse) lymphoma, in remissionBillable
Frequently asked questions
What is ICD-10 code C83.51?
C83.51 is the ICD-10-CM code for lymphoblastic (diffuse) lymphoma, lymph nodes of head, face, and neck, in the block C81-C96 (Malignant neoplasms of lymphoid, hematopoietic and related tissue).
Is C83.51 a billable code?
Yes. C83.51 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does C83.51 belong to?
It belongs to category C83 – Non-follicular lymphoma.
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.