All ICD10 Codes
Chapter 2

C00–D49: Neoplasms

Neoplasms diagnostic classification updated for 2026.

All CodesBillable Only
Internal Codes
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  • C84.1—

    Sézary disease

  • C84.10—

    Sézary disease, unspecified site

  • C84.11—

    Sézary disease, lymph nodes of head, face, and neck

  • C84.12—

    Sézary disease, intrathoracic lymph nodes

  • C84.13—

    Sézary disease, intra-abdominal lymph nodes

  • C84.14—

    Sézary disease, lymph nodes of axilla and upper limb

  • C84.15—

    Sézary disease, lymph nodes of inguinal region and lower limb

  • C84.16—

    Sézary disease, intrapelvic lymph nodes

  • C84.17—

    Sézary disease, spleen

  • C84.18—

    Sézary disease, lymph nodes of multiple sites

  • C84.19—

    Sézary disease, extranodal and solid organ sites

  • C84.1A—

    Sézary disease, in remission

  • C84.4—

    Peripheral T-cell lymphoma, not elsewhere classified

  • C84.40—

    Peripheral T-cell lymphoma, not elsewhere classified, unspecified site

  • C84.41—

    Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of head, face, and neck

  • C84.42—

    Peripheral T-cell lymphoma, not elsewhere classified, intrathoracic lymph nodes

  • C84.43—

    Peripheral T-cell lymphoma, not elsewhere classified, intra-abdominal lymph nodes

  • C84.44—

    Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of axilla and upper limb

  • C84.45—

    Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of inguinal region and lower limb

  • C84.46—

    Peripheral T-cell lymphoma, not elsewhere classified, intrapelvic lymph nodes

  • C84.47—

    Peripheral T-cell lymphoma, not elsewhere classified, spleen

  • C84.48—

    Peripheral T-cell lymphoma, not elsewhere classified, lymph nodes of multiple sites

  • C84.49—

    Peripheral T-cell lymphoma, not elsewhere classified, extranodal and solid organ sites

  • C84.4A—

    Peripheral T-cell lymphoma, not elsewhere classified, in remission

  • C84.6—

    Anaplastic large cell lymphoma, ALK-positive

  • C84.60—

    Anaplastic large cell lymphoma, ALK-positive, unspecified site

  • C84.61—

    Anaplastic large cell lymphoma, ALK-positive, lymph nodes of head, face, and neck

  • C84.62—

    Anaplastic large cell lymphoma, ALK-positive, intrathoracic lymph nodes

  • C84.63—

    Anaplastic large cell lymphoma, ALK-positive, intra-abdominal lymph nodes

  • C84.64—

    Anaplastic large cell lymphoma, ALK-positive, lymph nodes of axilla and upper limb

  • C84.65—

    Anaplastic large cell lymphoma, ALK-positive, lymph nodes of inguinal region and lower limb

  • C84.66—

    Anaplastic large cell lymphoma, ALK-positive, intrapelvic lymph nodes

  • C84.67—

    Anaplastic large cell lymphoma, ALK-positive, spleen

  • C84.68—

    Anaplastic large cell lymphoma, ALK-positive, lymph nodes of multiple sites

  • C84.69—

    Anaplastic large cell lymphoma, ALK-positive, extranodal and solid organ sites

  • C84.6A—

    Anaplastic large cell lymphoma, ALK-positive, in remission

  • C84.7—

    Anaplastic large cell lymphoma, ALK-negative

  • C84.70—

    Anaplastic large cell lymphoma, ALK-negative, unspecified site

  • C84.71—

    Anaplastic large cell lymphoma, ALK-negative, lymph nodes of head, face, and neck

  • C84.72—

    Anaplastic large cell lymphoma, ALK-negative, intrathoracic lymph nodes

  • C84.73—

    Anaplastic large cell lymphoma, ALK-negative, intra-abdominal lymph nodes

  • C84.74—

    Anaplastic large cell lymphoma, ALK-negative, lymph nodes of axilla and upper limb

  • C84.75—

    Anaplastic large cell lymphoma, ALK-negative, lymph nodes of inguinal region and lower limb

  • C84.76—

    Anaplastic large cell lymphoma, ALK-negative, intrapelvic lymph nodes

  • C84.77—

    Anaplastic large cell lymphoma, ALK-negative, spleen

  • C84.78—

    Anaplastic large cell lymphoma, ALK-negative, lymph nodes of multiple sites

  • C84.79—

    Anaplastic large cell lymphoma, ALK-negative, extranodal and solid organ sites

  • C84.7A—

    Anaplastic large cell lymphoma, ALK-negative, breast

  • C84.7B—

    Anaplastic large cell lymphoma, ALK-negative, in remission

  • C84.9—

    Mature T/NK-cell lymphomas, unspecified

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