2021 ICD-10-CM Code K55.059

Acute (reversible) ischemia of intestine, part and extent unspecified

Version 2021

Valid for Submission

K55.059 is a billable diagnosis code used to specify a medical diagnosis of acute (reversible) ischemia of intestine, part and extent unspecified. The code K55.059 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code K55.059 might also be used to specify conditions or terms like acute git vascular insufficiency, acute intestinal ischemia co-occurrent and due to obstruction of intestinal vasculature, acute ischemic colitis, acute ischemic enteritis, acute ischemic enterocolitis , acute mesenteric arterial occlusion, etc.

Unspecified diagnosis codes like K55.059 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.

Short Description:Acute ischemia of intestine, part and extent unspecified
Long Description:Acute (reversible) ischemia of intestine, part and extent unspecified

Code Classification

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code K55.059 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Replacement Code

K55059 replaces the following previously assigned ICD-10 code(s):

Convert K55.059 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code K55.059 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original 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