I89.1Billable

Lymphangitis

Chapter
9. Diseases of the circulatory system
Category
I89
Effective date
October 1, 2026

Related codes in category I89

I89Oth noninfective disorders of lymphatic vessels and nodesI89.0Lymphedema, not elsewhere classifiedYesI89.8Oth noninfective disorders of lymphatic vessels and nodesYesI89.9Noninfective disorder of lymphatic vessels and nodes, unspYes

Frequently asked questions

What is ICD-10 code I89.1?

I89.1 is an ICD-10-CM diagnosis code for Lymphangitis.

Is I89.1 a billable code?

Yes. I89.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is I89.1 in?

I89.1 falls under Chapter 9: Diseases of the circulatory system.

When did I89.1 become effective?

I89.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to I89.1?

I89.1 belongs to category I89, which includes 4 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.