I88.0

ICD-10Billable

Nonspecific mesenteric lymphadenitis

Official ICD-10-CM descriptor (FY2026)

Nonspecific mesenteric lymphadenitis

I88.0 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Mesenteric lymphadenitis (acute)(chronic)

Related codes in I88

Where this code sits

Chapter: 9. Diseases of the circulatory system (I00-I99)
Block: Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89)
Parent code: I88

Krasyn AI Coder

Get code suggestions automatically as you type notes. Free for 50 analyses.

Install for Chrome — free

Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.