C83.9
Non-billableNon-follicular (diffuse) lymphoma, unspecified
Non-follicular (diffuse) lymphoma, unspecified
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Chapter
2: NeoplasmsBlock
C81-C96
Parent Code
C83Child Codes
11
ICD-11 Mapping
1 equivalentCoding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (11)
C83.90Non-follicular (diffuse) lymphoma, unsp, unspecified site
C83.91Non-follic lymphoma, unsp, nodes of head, face, and neck
C83.92Non-follic (diffuse) lymphoma, unsp, intrathorac lymph nodes
C83.93Non-follic (diffuse) lymphoma, unsp, intra-abd lymph nodes
C83.94Non-follic lymphoma, unsp, nodes of axilla and upper limb
C83.95Non-follic lymph, unsp, nodes of ing region and lower limb
C83.96Non-follic (diffuse) lymphoma, unsp, intrapelvic lymph nodes
C83.97Non-follicular (diffuse) lymphoma, unspecified, spleen
C83.98Non-follic (diffuse) lymphoma, unsp, lymph nodes mult site
C83.99Non-follic lymphoma, unsp, extrnod and solid organ sites
C83.9ANon-follicular (diffuse) lymphoma, unspecified, in remission
Related Codes(6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for non-follicular (diffuse) lymphoma, unspecified?
The ICD-10-CM code for non-follicular (diffuse) lymphoma, unspecified is C83.9. The full clinical description is "Non-follicular (diffuse) lymphoma, unspecified". C83.9 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C83.9 mean?
ICD-10-CM code C83.9 represents “Non-follicular (diffuse) lymphoma, unspecified”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C83.9 a billable code?
No, C83.9 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 11 child codes under C83.9.
What chapter is C83.9 in?
C83.9 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C83.9?
C83.9 has Excludes1 notes indicating codes that cannot be used together with it, including: personal history of non-Hodgkin lymphoma (Z85.72).
What are the subcategories under C83.9?
C83.9 has 11 child codes, including: C83.90 (Non-follicular (diffuse) lymphoma, unsp, unspecified site), C83.91 (Non-follic lymphoma, unsp, nodes of head, face, and neck), C83.92 (Non-follic (diffuse) lymphoma, unsp, intrathorac lymph nodes), C83.93 (Non-follic (diffuse) lymphoma, unsp, intra-abd lymph nodes), and 7 more.
What are the UMLS CUIs for C83.9?
C83.9 is linked to 1 UMLS Concept Unique Identifier: C3263938. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C83.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like non-follicular (diffuse) lymphoma, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C83.9?
C83.9 maps to the ICD-11 code: 2A8Z (Mature B-cell neoplasms, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.