ICD-10-CM C85: Other specified and unspecified types of non-Hodgkin lymphoma

ICD-10-CM Diagnosis Code (2025)

Official Description for C85

Other specified and unspecified types of non-Hodgkin lymphoma

Coding Notes & Guidelines for C85

Excludes1: Not Coded Here
  • other specified types of T/NK-cell lymphoma (C86.-)
  • personal history of non-Hodgkin lymphoma (Z85.72)
Inclusion Terms
  • Lymphoma NOS
  • Malignant lymphoma NOS
  • Non-Hodgkin lymphoma NOS

Child Codes (More Specific Codes for C85):

C85.1 - Unspecified B-cell lymphoma C85.10 - Unspecified B-cell lymphoma, unspecified site C85.11 - Unspecified B-cell lymphoma, lymph nodes of head, face, and neck C85.12 - Unspecified B-cell lymphoma, intrathoracic lymph nodes C85.13 - Unspecified B-cell lymphoma, intra-abdominal lymph nodes C85.14 - Unspecified B-cell lymphoma, lymph nodes of axilla and upper limb C85.15 - Unspecified B-cell lymphoma, lymph nodes of inguinal region and lower limb C85.16 - Unspecified B-cell lymphoma, intrapelvic lymph nodes C85.17 - Unspecified B-cell lymphoma, spleen C85.18 - Unspecified B-cell lymphoma, lymph nodes of multiple sites C85.19 - Unspecified B-cell lymphoma, extranodal and solid organ sites C85.1A - Unspecified B-cell lymphoma, in remission C85.2 - Mediastinal (thymic) large B-cell lymphoma C85.20 - Mediastinal (thymic) large B-cell lymphoma, unspecified site C85.21 - Mediastinal (thymic) large B-cell lymphoma, lymph nodes of head, face, and neck C85.22 - Mediastinal (thymic) large B-cell lymphoma, intrathoracic lymph nodes C85.23 - Mediastinal (thymic) large B-cell lymphoma, intra-abdominal lymph nodes C85.24 - Mediastinal (thymic) large B-cell lymphoma, lymph nodes of axilla and upper limb C85.25 - Mediastinal (thymic) large B-cell lymphoma, lymph nodes of inguinal region and lower limb C85.26 - Mediastinal (thymic) large B-cell lymphoma, intrapelvic lymph nodes C85.27 - Mediastinal (thymic) large B-cell lymphoma, spleen C85.28 - Mediastinal (thymic) large B-cell lymphoma, lymph nodes of multiple sites C85.29 - Mediastinal (thymic) large B-cell lymphoma, extranodal and solid organ sites C85.2A - Mediastinal (thymic) large B-cell lymphoma, in remission C85.8 - Other specified types of non-Hodgkin lymphoma C85.80 - Other specified types of non-Hodgkin lymphoma, unspecified site C85.81 - Other specified types of non-Hodgkin lymphoma, lymph nodes of head, face, and neck C85.82 - Other specified types of non-Hodgkin lymphoma, intrathoracic lymph nodes C85.83 - Other specified types of non-Hodgkin lymphoma, intra-abdominal lymph nodes C85.84 - Other specified types of non-Hodgkin lymphoma, lymph nodes of axilla and upper limb C85.85 - Other specified types of non-Hodgkin lymphoma, lymph nodes of inguinal region and lower limb C85.86 - Other specified types of non-Hodgkin lymphoma, intrapelvic lymph nodes C85.87 - Other specified types of non-Hodgkin lymphoma, spleen C85.88 - Other specified types of non-Hodgkin lymphoma, lymph nodes of multiple sites C85.89 - Other specified types of non-Hodgkin lymphoma, extranodal and solid organ sites C85.8A - Other specified types of non-Hodgkin lymphoma, in remission C85.9 - Non-Hodgkin lymphoma, unspecified C85.90 - Non-Hodgkin lymphoma, unspecified, unspecified site C85.91 - Non-Hodgkin lymphoma, unspecified, lymph nodes of head, face, and neck C85.92 - Non-Hodgkin lymphoma, unspecified, intrathoracic lymph nodes C85.93 - Non-Hodgkin lymphoma, unspecified, intra-abdominal lymph nodes C85.94 - Non-Hodgkin lymphoma, unspecified, lymph nodes of axilla and upper limb C85.95 - Non-Hodgkin lymphoma, unspecified, lymph nodes of inguinal region and lower limb C85.96 - Non-Hodgkin lymphoma, unspecified, intrapelvic lymph nodes C85.97 - Non-Hodgkin lymphoma, unspecified, spleen C85.98 - Non-Hodgkin lymphoma, unspecified, lymph nodes of multiple sites C85.99 - Non-Hodgkin lymphoma, unspecified, extranodal and solid organ sites C85.9A - Non-Hodgkin lymphoma, unspecified, in remission

About ICD-10-CM Code C85 (Other specified and unspecified types of non-Hodgkin lymphoma)

ICD-10-CM code C85 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM C85 became effective on October 1, 2024.

This page provides detailed information about C85 - Other specified and unspecified types of non-Hodgkin lymphoma. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other specified and unspecified types of non-Hodgkin lymphoma.