Search Browse Crosswalk Fees Tools Pricing

Codelle

AI-powered medical coding assistant for healthcare practices and billers.

Pricing Privacy Terms

© 2026 Codelle. All rights reserved.

CPT® copyright 2026 American Medical Association. All rights reserved. CPT is a registered trademark of the American Medical Association. Applicable FARS/DFARS restrictions apply to government use. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use.

ICD-10-CM C84 — Mature T/NK-cell lymphomas | Codelle

C84

ICD-10-CM

Mature T/NK-cell lymphomas

Clinical Notes

Excludes 1 — Not coded here

personal history of non-Hodgkin lymphoma (Z85.72)

Code Hierarchy

Subcodes (8)

C84.0Mycosis fungoides

C84.1Sezary disease

C84.4Peripheral T-cell lymphoma, not elsewhere classified

C84.6Anaplastic large cell lymphoma, ALK-positive

C84.7Anaplastic large cell lymphoma, ALK-negative

C84.9Mature T/NK-cell lymphomas, unspecified

C84.ACutaneous T-cell lymphoma, unspecified

C84.ZOther mature T/NK-cell lymphomas

Same Category

C84.0Mycosis fungoides C84.00Mycosis fungoides, unspecified site C84.01Mycosis fungoides, lymph nodes of head, face, and neck C84.02Mycosis fungoides, intrathoracic lymph nodes C84.03Mycosis fungoides, intra-abdominal lymph nodes C84.04Mycosis fungoides, lymph nodes of axilla and upper limb C84.05Mycosis fungoides, nodes of inguinal region and lower limb

C84.06

Mycosis fungoides, intrapelvic lymph nodes

C84.07Mycosis fungoides, spleen

C84.08Mycosis fungoides, lymph nodes of multiple sites

+5 more in this category