2021 ICD-10-CM Code K55.05

Acute (reversible) ischemia of intestine, part unspecified

Version 2021

Not Valid for Submission

K55.05 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 intestine, part unspecified. The code is not specific and is NOT valid for the year 2021 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.

Unspecified diagnosis codes like K55.05 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

ICD-10:K55.05
Short Description:Acute (reversible) ischemia of intestine, part unspecified
Long Description:Acute (reversible) ischemia of intestine, part unspecified

Code Classification

Specific Coding for Acute (reversible) ischemia of intestine, part unspecified

Non-specific codes like K55.05 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 intestine, part unspecified:

  • BILLABLE CODE - Use K55.051 for Focal (segmental) acute (reversible) ischemia of intestine, part unspecified
  • BILLABLE CODE - Use K55.052 for Diffuse acute (reversible) ischemia of intestine, part unspecified
  • BILLABLE CODE - Use K55.059 for Acute (reversible) ischemia of intestine, part and 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