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Compare/C77 vs C85

C77 vs C85

C77 (Secondary and unspecified malignant neoplasm of lymph nodes) compared with C85 (Other specified and unspecified types of non-Hodgkin lymphoma), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. C85 carries an Excludes2 note covering C77: “secondary and unspecified neoplasm of lymph nodes (C77.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

C77Secondary and unspecified malignant neoplasm of lymph nodesC85Other specified and unspecified types of non-Hodgkin lymphoma
Billing statusNon-billable header

Report instead: C77.0, C77.1, C77.2, C77.3, C77.4

Non-billable header

Report instead: C85.10, C85.11, C85.12, C85.13, C85.14

ClassificationC00-D49 — Neoplasms (C00-D49)C00-D49 — Neoplasms (C00-D49)
DefinitionSecondary and unspecified malignant neoplasm of lymph nodes is a non-billable ICD-10-CM category code (C77).Other specified and unspecified types of non-Hodgkin lymphoma is a non-billable ICD-10-CM category code (C85).
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources