ICD-10-CM C81 is the diagnosis code for 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 C81. They are mutually exclusive:
Understanding where C81 sits in the ICD-10-CM classification helps ensure proper coding:
No, C81 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
C81 is the ICD-10-CM diagnosis code for "Hodgkin lymphoma". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
C81 is located in Section C81-C96 — "Malignant neoplasms of lymphoid, hematopoietic and related tissue" within Chapter 2 of the ICD-10-CM Tabular List.
C81 has 7 sub-code(s) that provide more specific detail: C81.0, C81.1, C81.2, C81.3, C81.4 and more.
Use C81 when the patients documented diagnosis matches "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 Hodgkin lymphoma is C81.
No, C81 is non-billable. Use a more specific sub-code for primary diagnosis billing.
C81 is in Chapter 2 of the ICD-10-CM Tabular List.
Type 1 Excludes for C81 include: personal history of Hodgkin lymphoma (Z85.71).
Yes, C81 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.