K55.9

Billable

Vascular disorder of intestine, unspecified

Vascular disorder of intestine, unspecified

Status

Billable / Specific

Block

K55-K64

Parent Code

K55

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Ischemic colitis
  • Ischemic enteritis
  • Ischemic enterocolitis

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • necrotizing enterocolitis of newborn (P77.-)

Excludes 2

Conditions not included here, but the patient may have both

  • 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)
  • angioectasia (angiodysplasia) duodenum (K31.81-)

Also Known As / Clinical Terms

SNOMED CT

Frequently Asked Questions

What is ICD-10 code K55.9?

ICD-10-CM code K55.9 represents "Vascular disorder of intestine, unspecified". It is a billable/specific code that can be used on a claim.

Is K55.9 a billable code?

Yes, K55.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is K55.9 in?

K55.9 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).

What codes cannot be used with K55.9?

K55.9 has Excludes1 notes indicating codes that cannot be used together with it, including: necrotizing enterocolitis of newborn (P77.-).

What SNOMED CT codes does K55.9 map to?

K55.9 maps to 22 SNOMED CT concepts: 91489000, 266519001, 16696901000119102, 16606531000119101, 75700000, and 17 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for K55.9?

K55.9 is linked to 4 UMLS Concept Unique Identifiers: C0162529, C0267395, C0400883, C0267396. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.