2022 ICD-10-CM Code K55.01

Acute (reversible) ischemia of small intestine

Version 2021

Not Valid for Submission

ICD-10:K55.01
Short Description:Acute (reversible) ischemia of small intestine
Long Description:Acute (reversible) ischemia of small intestine

Code Classification

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

K55.01 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 small 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 small intestine

Non-specific codes like K55.01 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 small intestine:

  • BILLABLE CODE - Use K55.011 for Focal (segmental) acute (reversible) ischemia of small intestine
  • BILLABLE CODE - Use K55.012 for Diffuse acute (reversible) ischemia of small intestine
  • BILLABLE CODE - Use K55.019 for Acute (reversible) ischemia of small intestine, extent unspecified

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