C84.Z vs C86.60
C84.Z (Other mature T/NK-cell lymphomas) compared with C86.60 (Primary cutaneous CD30-positive T-cell proliferations not having achieved remission), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. C84.Z carries an Excludes1 note covering C86.60: “primary cutaneous CD30-positive T-cell proliferations (C86.60)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. C86.60 carries an Excludes1 note covering C84.Z: “mature T/NK-cell lymphomas (C84.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| C84.ZOther mature T/NK-cell lymphomas | C86.60Primary cutaneous CD30-positive T-cell proliferations not having achieved remission | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Other mature T/NK-cell lymphomas is a non-billable ICD-10-CM category code (C84.Z). | Primary cutaneous CD30-positive T-cell proliferations not having achieved remission is a billable ICD-10-CM diagnosis code (C86.60). |
| Includes | — | Lymphomatoid papulosis NOS Lymphomatoid papulosis not having achieved remission Lymphomatoid papulosis with failed remission Primary cutaneous anaplastic large cell lymphoma NOS |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources