All ICD10 Codes

K55

Non-Billable
ChapterK00–K95
Rankcategory
Official Description

Vascular disorders of intestine

Use a more specific code (3 billable, 3 non-billable)
K55.0Acute vascular disorders of intestinehas subcodesK55.1Chronic vascular disorders of intestineK55.2Angiodysplasia of colonhas subcodesK55.3Necrotizing enterocolitishas subcodesK55.8Other vascular disorders of intestineK55.9Vascular disorder of intestine, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).

CH11 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)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • necrotizing enterocolitis of newborn (P77.-)
Excludes2(Not included here. Code separately if applicable.)
  • angioectasia (angiodysplasia) duodenum (K31.81-)

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K55-K64Other diseases of intestines (K55-K64)
K55Vascular disorders of intestineNot billable
K55.0Acute vascular disorders of intestineSubcodes
K55.1Chronic vascular disorders of intestineBillable
K55.2Angiodysplasia of colonSubcodes
K55.3Necrotizing enterocolitisSubcodes
K55.8Other vascular disorders of intestineBillable
K55.9Vascular disorder of intestine, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K55:

chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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