Non-Billable / Non-Specific Code
ICD-10-CM C85 is the diagnosis code for Other specified and unspecified types of non-Hodgkin lymphoma. This code falls under the section "Malignant neoplasms of lymphoid, hematopoietic and related tissue" within Chapter 2 — Neoplasms (C00-D49). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as C85. They are mutually exclusive:
Understanding where C85 sits in the ICD-10-CM classification helps ensure proper coding:
No, C85 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
C85 is the ICD-10-CM diagnosis code for "Other specified and unspecified types of non-Hodgkin lymphoma". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
C85 is located in Section C81-C96 — "Malignant neoplasms of lymphoid, hematopoietic and related tissue" within Chapter 2 of the ICD-10-CM Tabular List.
C85 has 4 sub-code(s) that provide more specific detail: C85.1, C85.2, C85.8, C85.9.
Use C85 when the patients documented diagnosis matches "Other specified and unspecified types of non-Hodgkin lymphoma" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other specified and unspecified types of non-Hodgkin lymphoma is C85.
No, C85 is non-billable. Use a more specific sub-code for primary diagnosis billing.
C85 is in Chapter 2 of the ICD-10-CM Tabular List.
Type 1 Excludes for C85 include: other specified types of T/NK-cell lymphoma (C86.-); personal history of non-Hodgkin lymphoma (Z85.72).
Yes, C85 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.