ICD-10-CM C82 is the diagnosis code for Follicular 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 C82. They are mutually exclusive:
Understanding where C82 sits in the ICD-10-CM classification helps ensure proper coding:
No, C82 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
C82 is the ICD-10-CM diagnosis code for "Follicular lymphoma". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
C82 is located in Section C81-C96 — "Malignant neoplasms of lymphoid, hematopoietic and related tissue" within Chapter 2 of the ICD-10-CM Tabular List.
C82 has 9 sub-code(s) that provide more specific detail: C82.0, C82.1, C82.2, C82.3, C82.4 and more.
Use C82 when the patients documented diagnosis matches "Follicular 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 Follicular lymphoma is C82.
No, C82 is non-billable. Use a more specific sub-code for primary diagnosis billing.
C82 is in Chapter 2 of the ICD-10-CM Tabular List.
Type 1 Excludes for C82 include: mature T/NK-cell lymphomas (C84.-); personal history of non-Hodgkin lymphoma (Z85.72).
Yes, C82 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.