All ICD10 Codes

I80-I89

Non-Billable
ChapterI00–I99
Rankblock
Official Description

Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89)

Use a more specific code (1 billable, 8 non-billable)
I80Phlebitis and thrombophlebitishas subcodesI81Portal vein thrombosisI82Other venous embolism and thrombosishas subcodesI83Varicose veins of lower extremitieshas subcodesI85Esophageal variceshas subcodesI86Varicose veins of other siteshas subcodesI87Other disorders of veinshas subcodesI88Nonspecific lymphadenitishas subcodesI89Other noninfective disorders of lymphatic vessels and lymph nodeshas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Clinical Hierarchy

BillableHas subcodes
CH9Diseases of the circulatory system (I00-I99)
I80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89)Not billable
I80Phlebitis and thrombophlebitisSubcodes
I81Portal vein thrombosisBillable
I82Other venous embolism and thrombosisSubcodes
I83Varicose veins of lower extremitiesSubcodes
I85Esophageal varicesSubcodes
I86Varicose veins of other sitesSubcodes
I87Other disorders of veinsSubcodes
I88Nonspecific lymphadenitisSubcodes
I89Other noninfective disorders of lymphatic vessels and lymph nodesSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I80-I89:

chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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