2022 ICD-10-CM Code K55.03

Acute (reversible) ischemia of large intestine

Version 2021

Not Valid for Submission

ICD-10:K55.03
Short Description:Acute (reversible) ischemia of large intestine
Long Description:Acute (reversible) ischemia of large intestine

Code Classification

  • Diseases of the digestive system (K00–K93)
    • Other diseases of intestines (K55-K64)
      • Vascular disorders of intestine (K55)

K55.03 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of acute (reversible) ischemia of large intestine. The code is not specific and is NOT valid for the year 2022 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding for Acute (reversible) ischemia of large intestine

Non-specific codes like K55.03 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for acute (reversible) ischemia of large intestine:

  • BILLABLE CODE - Use K55.031 for Focal (segmental) acute (reversible) ischemia of large intestine
  • BILLABLE CODE - Use K55.032 for Diffuse acute (reversible) ischemia of large intestine
  • BILLABLE CODE - Use K55.039 for Acute (reversible) ischemia of large intestine, extent unspecified

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code K55.03:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018