C86: Other specified types of T/NK-cell lymphoma
Codes under C86 (Other specified types of T/NK-cell lymphoma). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C86.0 | Extranodal NK/T-cell lymphoma, nasal type | — |
| C86.0 | Extranodal NK/T-cell lymphoma, nasal type | — |
| C86.00 | Extranodal NK/T-cell lymphoma, nasal type not having achieved remission | ✓ |
| C86.00 | Extranodal NK/T-cell lymphoma, nasal type not having achieved remission | ✓ |
| C86.01 | Extranodal NK/T-cell lymphoma, nasal type, in remission | ✓ |
| C86.01 | Extranodal NK/T-cell lymphoma, nasal type, in remission | ✓ |
| C86.1 | Hepatosplenic T-cell lymphoma | — |
| C86.1 | Hepatosplenic T-cell lymphoma | — |
| C86.2 | Enteropathy-type (intestinal) T-cell lymphoma | — |
| C86.2 | Enteropathy-type (intestinal) T-cell lymphoma | — |
| C86.3 | Subcutaneous panniculitis-like T-cell lymphoma | — |
| C86.3 | Subcutaneous panniculitis-like T-cell lymphoma | — |
| C86.4 | Blastic NK-cell lymphoma | — |
| C86.4 | Blastic NK-cell lymphoma | — |
| C86.5 | Angioimmunoblastic T-cell lymphoma | — |
| C86.5 | Angioimmunoblastic T-cell lymphoma | — |
| C86.6 | Primary cutaneous CD30-positive T-cell proliferations | — |
| C86.6 | Primary cutaneous CD30-positive T-cell proliferations | — |
| C86.10 | Hepatosplenic T-cell lymphoma not having achieved remission | ✓ |
| C86.10 | Hepatosplenic T-cell lymphoma not having achieved remission | ✓ |
| C86.11 | Hepatosplenic T-cell lymphoma, in remission | ✓ |
| C86.11 | Hepatosplenic T-cell lymphoma, in remission | ✓ |
| C86.20 | Enteropathy-type (intestinal) T-cell lymphoma not having achieved remission | ✓ |
| C86.20 | Enteropathy-type (intestinal) T-cell lymphoma not having achieved remission | ✓ |
| C86.21 | Enteropathy-type (intestinal) T-cell lymphoma, in remission | ✓ |
| C86.21 | Enteropathy-type (intestinal) T-cell lymphoma, in remission | ✓ |
| C86.30 | Subcutaneous panniculitis-like T-cell lymphoma not having achieved remission | ✓ |
| C86.30 | Subcutaneous panniculitis-like T-cell lymphoma not having achieved remission | ✓ |
| C86.31 | Subcutaneous panniculitis-like T-cell lymphoma, in remission | ✓ |
| C86.31 | Subcutaneous panniculitis-like T-cell lymphoma, in remission | ✓ |
| C86.40 | Blastic NK-cell lymphoma not having achieved remission | ✓ |
| C86.40 | Blastic NK-cell lymphoma not having achieved remission | ✓ |
| C86.41 | Blastic NK-cell lymphoma, in remission | ✓ |
| C86.41 | Blastic NK-cell lymphoma, in remission | ✓ |
| C86.50 | Angioimmunoblastic T-cell lymphoma not having achieved remission | ✓ |
| C86.50 | Angioimmunoblastic T-cell lymphoma not having achieved remission | ✓ |
| C86.51 | Angioimmunoblastic T-cell lymphoma, in remission | ✓ |
| C86.51 | Angioimmunoblastic T-cell lymphoma, in remission | ✓ |
| C86.60 | Primary cutaneous CD30-positive T-cell proliferations not having achieved remission | ✓ |
| C86.60 | Primary cutaneous CD30-positive T-cell proliferations not having achieved remission | ✓ |
| C86.61 | Primary cutaneous CD30-positive T-cell proliferations, in remission | ✓ |
| C86.61 | Primary cutaneous CD30-positive T-cell proliferations, in remission | ✓ |
Frequently asked questions
What is ICD-10-CM code C86?
C86 is an ICD-10-CM category covering Other specified types of T/NK-cell lymphoma. It contains 42 more specific diagnosis codes, 28 of which are billable.
Is C86 a billable code?
No — C86 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example C86.0 — Extranodal NK/T-cell lymphoma, nasal type). 28 of the 42 codes under C86 are billable.
What codes fall under C86?
C86 includes C86.0, C86.0, C86.00, C86.00, C86.01, plus 37 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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