Is C85.1 a billable code?
No. C85.1 is a header code that groups 11 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
C85.1: Unspecified B-cell lymphoma
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
C85.1 groups related diagnoses under unspecified b-cell lymphoma. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under C85.1
- C85.10Unspecified B-cell lymphoma, unspecified site
- C85.11Unspecified B-cell lymphoma, lymph nodes of head, face, and neck
- C85.12Unspecified B-cell lymphoma, intrathoracic lymph nodes
- C85.13Unspecified B-cell lymphoma, intra-abdominal lymph nodes
- C85.14Unspecified B-cell lymphoma, lymph nodes of axilla and upper limb
- C85.15Unspecified B-cell lymphoma, lymph nodes of inguinal region and lower limb
- C85.16Unspecified B-cell lymphoma, intrapelvic lymph nodes
- C85.17Unspecified B-cell lymphoma, spleen
- C85.18Unspecified B-cell lymphoma, lymph nodes of multiple sites
- C85.19Unspecified B-cell lymphoma, extranodal and solid organ sites
- C85.1AUnspecified B-cell lymphoma, in remission
Other codes in C85 Other specified and unspecified types of non-Hodgkin lymphoma
C85.1 questions
What does C85.1 mean?
C85.1 is the ICD-10-CM code for Unspecified B-cell lymphoma. It is in chapter 2, Neoplasms (C00-D49).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.