C86.01
✓ BillableExtranodal NK/T-cell lymphoma, nasal type, in remission
Neoplasms (C00-D49)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • anaplastic large cell lymphoma, ALK negative (C84.7-)
- • anaplastic large cell lymphoma, ALK positive (C84.6-)
- • mature T/NK-cell lymphomas (C84.-)
- • other specified types of non-Hodgkin lymphoma (C85.8-)
Clinical Description
ICD-10-CM code C86.01 represents extranodal nk/t-cell lymphoma, nasal type, in remission. This code falls under the Neoplasms (C00-D49) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 6-character code at the 5th level of specificity. This is the most specific code available in this subcategory. Coders should note that C86.01 has 4 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code C86.01?
ICD-10-CM code C86.01 is "Extranodal NK/T-cell lymphoma, nasal type, in remission". It belongs to the category: Neoplasms (C00-D49).
Is C86.01 a billable ICD-10 code?
Yes, C86.01 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with C86.01?
C86.01 has 4 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in C86.0
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)