All ICD10 Codes

I89.8

Billable
ChapterI00–I99
Ranksubcategory
Official Description

Other specified noninfective disorders of lymphatic vessels and lymph nodes

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

Instructional Notes

Includes
  • Chylocele (nonfilarial)
  • Chylous ascites
  • Chylous cyst
  • Lipomelanotic reticulosis
  • Lymph node or vessel fistula
  • Lymph node or vessel infarction
  • Lymph node or vessel rupture
General instructions are available for the parent sections:
View CH9 NotesView I89 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89)
I89Other noninfective disorders of lymphatic vessels and lymph nodes
I89.8Other specified noninfective disorders of lymphatic vessels and lymph nodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I89.8:

categoryI89
Other noninfective disorders of lymphatic vessels and lymph nodes
View context instructions
chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to I89.8. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

24 raw paths
Ascites (abdominal)1 unique routes
chylous (nonfilarial)→I89.8
Atrophy, atrophic (of)1 unique routes
glandular→I89.8
Calcification1 unique routes
lymph gland or node (postinfectional)→I89.8
Chyle cyst, mesentery1 unique routes
Direct index entry→I89.8
Chylocele (nonfilarial)1 unique routes
Direct index entry→I89.8
Cyst (colloid) (mucous) (simple) (retention)2 unique routes
mesentery, mesenteric
chyle→I89.8
peritoneum
chylous→I89.8
Degeneration, degenerative2 unique routes
lymph gland→I89.8(2 variants)
hyaline→I89.8
Erosion1 unique routes
lymphatic vessel→I89.8
Extravasation1 unique routes
chyle into mesentery→I89.8
Fibrosis, fibrotic1 unique routes
lymphatic gland→I89.8
Fistula (cutaneous)2 unique routes
lymphatic→I89.8
thoracic
duct→I89.8
Hydrothorax (double) (pleura)1 unique routes
chylous (nonfilarial)→I89.8
Infarct, infarction1 unique routes
lymph node→I89.8
Lymphocele1 unique routes
Direct index entry→I89.8
Lymphorrhea1 unique routes
Direct index entry→I89.8
Lymphostasis1 unique routes
Direct index entry→I89.8
Reticulosis (skin)1 unique routes
lipomelanotic→I89.8
Rupture, ruptured2 unique routes
lymphatic vessel→I89.8
thoracic duct→I89.8
Sclerosis, sclerotic1 unique routes
gland (lymphatic)→I89.8
Stasis1 unique routes
lymphatic→I89.8

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 814
Reticuloendothelial and Immunity Disorders with MCC
DRG 815
Reticuloendothelial and Immunity Disorders with CC
DRG 816
Reticuloendothelial and Immunity Disorders without CC/MCC

Cross Reference

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