C85.1A – Unspecified B-cell lymphoma, in remission
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of lymphoid, hematopoietic and related tissue
ICD-10-CM code
C85.1A
- Code
C85.1A(claims format:C851A)- Description
- Unspecified B-cell lymphoma, in remission
- 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
- C85 › C85.1
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
C85 – Other specified and unspecified types of non-Hodgkin lymphoma
Excludes1 (not coded here):
C85.1 – Unspecified B-cell lymphoma
Notes:
- If B-cell lineage or involvement is mentioned in conjunction with a specific lymphoma, code to the more specific description.
Block C81-C96
Related codes in C85.1
- C85.10 – Unspecified B-cell lymphoma, unspecified siteBillable
- C85.11 – Unspecified B-cell lymphoma, lymph nodes of head, face, and neckBillable
- C85.12 – Unspecified B-cell lymphoma, intrathoracic lymph nodesBillable
- C85.13 – Unspecified B-cell lymphoma, intra-abdominal lymph nodesBillable
- C85.14 – Unspecified B-cell lymphoma, lymph nodes of axilla and upper limbBillable
- C85.15 – Unspecified B-cell lymphoma, lymph nodes of inguinal region and lower limbBillable
- C85.16 – Unspecified B-cell lymphoma, intrapelvic lymph nodesBillable
- C85.17 – Unspecified B-cell lymphoma, spleenBillable
- C85.18 – Unspecified B-cell lymphoma, lymph nodes of multiple sitesBillable
- C85.19 – Unspecified B-cell lymphoma, extranodal and solid organ sitesBillable
Frequently asked questions
What is ICD-10 code C85.1A?
C85.1A is the ICD-10-CM code for unspecified B-cell lymphoma, in remission, in the block C81-C96 (Malignant neoplasms of lymphoid, hematopoietic and related tissue).
Is C85.1A a billable code?
Yes. C85.1A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does C85.1A belong to?
It belongs to category C85 – Other specified and unspecified types of non-Hodgkin 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.