ICD-10-CM > K00-K95 > K55-K64 > K55 > K55.0 > K55.04 K55.04 Acute infarction of large intestine Non-Billable/Non-Specific Applicable To Gangrene of large intestineNecrosis of large intestine Codes K55.041Focal (segmental) acute infarction of large intestineK55.042Diffuse acute infarction of large intestineK55.049Acute infarction of large intestine, extent unspecified