ICD10BillableValid for clinical use
ICD-10 Code I89.9: Noninfective disorder of lymphatic vessels and lymph nodes, unspecified
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).
When is it used?
- May be used when a clinician documents noninfective disorder of lymphatic vessels and lymph nodes, unspecified in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
9Diseases of the circulatory system (I00-I99)
block
I80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
category
I89Other noninfective disorders of lymphatic vessels and lymph nodes
currentI89
Official coding notes
Inclusion terms
- Disease of lymphatic vessels NOS
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
CardiologistGeneral Physician
Related codes
Sibling codes
Mapped diagnoses and classifications
SNOMED_CT 128484008high
Acute disease of lymphatic vessel
Source: SNOMED International ICD-10 map
SNOMED_CT 128300003high
Chronic disease of lymphatic vessels
Source: SNOMED International ICD-10 map
SNOMED_CT 128235003high
Disorder of intra-abdominal lymph nodes
Source: SNOMED International ICD-10 map
SNOMED_CT 76616003high
Disorder of lymph node
Source: SNOMED International ICD-10 map
SNOMED_CT 362971004high
Disorder of lymphatic system
Source: SNOMED International ICD-10 map
SNOMED_CT 3305006high
Disorder of lymphatic vessel
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
I89.9
Common synonyms
Noninfective disorder of lymphatic vessels and lymph nodes, unspecifiedNoninfective disorder of lymphatic vessels and lymph nodes
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.