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K55.021BillableSave

K55.021 - Focal (segmental) acute infarction of small intestine

ICD-10-CM Chapter 11: Diseases of the digestive system · K55-K64 Other diseases of intestines (K55-K64) · Subcategory of K55.02 · FY2027

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom K55

Mutually exclusive: these conditions are never reported together with this code.

  • necrotizing enterocolitis of newborn (P77.-)
Excludes 2 — Not Included HereFrom K55

Not part of this code; report both codes when the patient has both conditions.

  • angioectasia (angiodysplasia) duodenum (K31.81-)
Excludes 2 — Not Included HereFrom Chapter K00-K95

Not part of this code; report both codes when the patient has both conditions.

  • 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)

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with K55.021.