I89

Non-billable

Other noninfective disorders of lymphatic vessels and lymph nodes

I89 is the ICD-10-CM code for Other noninfective disorders of lymphatic vessels and lymph nodes. It is a non-billable category code — use a more specific child code such as I89.0 for billing.

Status
Header (non-billable)
Chapter
I00-I99
Subcodes
4
Edition
FY2026

I00-I99 Diseases of the circulatory system

What this means — in plain language

MedlinePlus · NIH

The lymphatic system is a network of tissues and organs. It is made up of: Lymph - a fluid that contains white blood cells that defend against germs Lymph vessels - vessels that carry lymph throughout your body. They are different from blood vessels. Lymph nodes - glands found throughout the lymph vessels. Along with your spleen , these nodes are where white blood cells fight infection. Your bone marrow and thymus…

Read more about Lymphatic Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • chylocele, tunica vaginalis (nonfilarial) NOS (N50.89)
  • enlarged lymph nodes NOS (R59.-)
  • filarial chylocele (B74.-)
  • hereditary lymphedema (Q82.0)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code I89?
I89 is the ICD-10-CM code for "Other noninfective disorders of lymphatic vessels and lymph nodes". It falls under I00-I99 Diseases of the circulatory system.
Is I89 a billable code?
No — I89 is a non-billable header code. Use a more specific child code (such as I89.0) for billing.
What are the subcodes of I89?
I89 has 4 more specific child codes, including I89.0, I89.1, I89.8.
What is excluded from I89?
Excludes1 (not coded here): chylocele, tunica vaginalis (nonfilarial) NOS (N50.89); enlarged lymph nodes NOS (R59.-); filarial chylocele (B74.-); hereditary lymphedema (Q82.0).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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