C85.1
⚠ Non-billable (Header)Unspecified B-cell lymphoma
Neoplasms (C00-D49)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
inherited from C85Rules from parent category C85: Other specified and unspecified types of non-Hodgkin lymphoma
- • other specified types of T/NK-cell lymphoma (C86.-)
- • personal history of non-Hodgkin lymphoma (Z85.72)
Child Codes (11)
C85.10Unspecified B-cell lymphoma, unspecified siteC85.11Unspecified B-cell lymphoma, lymph nodes of head, face, and neckC85.12Unspecified B-cell lymphoma, intrathoracic lymph nodesC85.13Unspecified B-cell lymphoma, intra-abdominal lymph nodesC85.14Unspecified B-cell lymphoma, lymph nodes of axilla and upper limbC85.15Unspecified B-cell lymphoma, lymph nodes of inguinal region and lower limbC85.16Unspecified B-cell lymphoma, intrapelvic lymph nodesC85.17Unspecified B-cell lymphoma, spleenC85.18Unspecified B-cell lymphoma, lymph nodes of multiple sitesC85.19Unspecified B-cell lymphoma, extranodal and solid organ sitesC85.1AUnspecified B-cell lymphoma, in remission
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CodeC85.1
BillableNo — Header code
ParentC85
CategoryNeoplasms (C00-D49)
Excludes12 rule(s)
Excludes20 note(s)
Child codes11
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)