C81.9
Non-billableHodgkin lymphoma, unspecified
Hodgkin lymphoma, unspecified
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- personal history of Hodgkin lymphoma (Z85.71)
Child Codes (11)
C81.90Hodgkin lymphoma, unspecified, unspecified site
C81.91Hodgkin lymphoma, unsp, lymph nodes of head, face, and neck
C81.92Hodgkin lymphoma, unspecified, intrathoracic lymph nodes
C81.93Hodgkin lymphoma, unspecified, intra-abdominal lymph nodes
C81.94Hodgkin lymphoma, unsp, lymph nodes of axilla and upper limb
C81.95Hodgkin lymphoma, unsp, nodes of ing region and lower limb
C81.96Hodgkin lymphoma, unspecified, intrapelvic lymph nodes
C81.97Hodgkin lymphoma, unspecified, spleen
C81.98Hodgkin lymphoma, unspecified, lymph nodes of multiple sites
C81.99Hodgkin lymphoma, unsp, extranodal and solid organ sites
C81.9AHodgkin lymphoma, unspecified, in remission
Also Known As / Clinical Terms
UMLS
- CHLC0019829
- Disease, HodgkinC0019829
- Disease, Hodgkin'sC0019829
- Disease, HodgkinsC0019829
- Granuloma, HodgkinC0019829
- Granuloma, Hodgkin'sC0019829
- Granuloma, HodgkinsC0019829
- Granuloma, MalignantC0019829
- HD - Hodgkin's diseaseC0019829
- HODGKIN DISC0019829
- HODGKIN DISEASEC0019829
- HODGKIN LYMPHOMAC0019829
- HODGKINS DISC0019829
- Hodgkin DiseaseC0019829
- Hodgkin GranulomaC0019829
- Hodgkin LymphomaC0019829
- Hodgkin diseaseC0019829
- Hodgkin granulomaC0019829
- Hodgkin granuloma (morphologic abnormality)C0019829
- Hodgkin lymphomaC0019829
- Hodgkin lymphoma (morphologic abnormality)C0019829
- Hodgkin lymphoma, unspecifiedC0019829
- Hodgkin's DiseaseC0019829
- Hodgkin's GranulomaC0019829
- Hodgkin's LymphomaC0019829
- Hodgkin's ParagranulomaC0019829
- Hodgkin's diseaseC0019829
- Hodgkin's disease (clinical)C0019829
- Hodgkin's disease (disorder)C0019829
- Hodgkin's disease NOSC0019829
- Hodgkin's disease, unspecified typeC0019829
- Hodgkin's granulomaC0019829
- Hodgkin's granuloma (clinical)C0019829
- Hodgkin's granuloma (disorder)C0019829
- Hodgkin's lymphomaC0019829
- Hodgkin's paragranulomaC0019829
- Hodgkin's paragranuloma (clinical)C0019829
- Hodgkins DiseaseC0019829
- Hodgkins GranulomaC0019829
- Hodgkins LymphomaC0019829
- LYMPHOMA, HODGKIN, CLASSICC0019829
- Lymphogranuloma, MalignantC0019829
- Lymphogranulomas, MalignantC0019829
- LymphogranulomatosisC0019829
- Lymphoma, HodgkinC0019829
- Lymphoma, Hodgkin'sC0019829
- Lymphoma, HodgkinsC0019829
- Lymphomas Hodgkin's diseaseC0019829
- Malignant GranulomaC0019829
- Malignant GranulomasC0019829
- Malignant Hodgkin's lymphomaC0019829
- Malignant LymphogranulomaC0019829
- Malignant LymphogranulomasC0019829
- hodgkin diseaseC0019829
- hodgkin disease (HD)C0019829
- hodgkin lymphomaC0019829
- hodgkin lymphomasC0019829
- hodgkin's diseaseC0019829
- hodgkin's lymphomaC0019829
- hodgkin's lymphoma diseaseC0019829
- hodgkin's lymphomasC0019829
- hodgkins diseaseC0019829
- hodgkins diseasesC0019829
- hodgkins lymphomaC0019829
- hodgkins lymphomasC0019829
- lymphogranulomatosisC0019829
- lymphogranulomatosis (malignant)C0019829
Frequently Asked Questions
What is ICD-10 code C81.9?
ICD-10-CM code C81.9 represents "Hodgkin lymphoma, unspecified". It is a non-billable header code — use a more specific child code for billing purposes.
Is C81.9 a billable code?
No, C81.9 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 C81.9.
What chapter is C81.9 in?
C81.9 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C81.9?
C81.9 has Excludes1 notes indicating codes that cannot be used together with it, including: personal history of Hodgkin lymphoma (Z85.71).
What are the subcategories under C81.9?
C81.9 has 11 child codes, including: C81.90 (Hodgkin lymphoma, unspecified, unspecified site), C81.91 (Hodgkin lymphoma, unsp, lymph nodes of head, face, and neck), C81.92 (Hodgkin lymphoma, unspecified, intrathoracic lymph nodes), C81.93 (Hodgkin lymphoma, unspecified, intra-abdominal lymph nodes), and 7 more.
What are the UMLS CUIs for C81.9?
C81.9 is linked to 1 UMLS Concept Unique Identifier: C0019829. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.