2021 ICD-10-CM Code A05

Other bacterial foodborne intoxications, not elsewhere classified

Version 2021
Non-Billable Code

Not Valid for Submission

A05 is a "header" nonspecific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of other bacterial foodborne intoxications, not elsewhere classified. The code 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.

ICD-10:A05
Short Description:Oth bacterial foodborne intoxications, NEC
Long Description:Other bacterial foodborne intoxications, not elsewhere classified

Code Classification

Specific Coding for Oth bacterial foodborne intoxications, NEC

Header codes like A05 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 oth bacterial foodborne intoxications, nec:

  • A05.0 - Foodborne staphylococcal intoxication
  • A05.1 - Botulism food poisoning
  • A05.2 - Foodborne Clostridium perfringens [Clostridium welchii] intoxication
  • A05.3 - Foodborne Vibrio parahaemolyticus intoxication
  • A05.4 - Foodborne Bacillus cereus intoxication
  • A05.5 - Foodborne Vibrio vulnificus intoxication
  • A05.8 - Other specified bacterial foodborne intoxications
  • A05.9 - Bacterial foodborne intoxication, 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 guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code A05:


Type 1 Excludes

Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

Information for Patients


Digestive Diseases

Also called: Gastrointestinal diseases

When you eat, your body breaks food down to a form it can use to build and nourish cells and provide energy. This process is called digestion.

Your digestive system is a series of hollow organs joined in a long, twisting tube. It runs from your mouth to your anus and includes your esophagus, stomach, and small and large intestines. Your liver, gallbladder and pancreas are also involved. They produce juices to help digestion.

There are many types of digestive disorders. The symptoms vary widely depending on the problem. In general, you should see your doctor if you have

NIH: National Institute of Diabetes and Digestive and Kidney Diseases


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Infectious Diseases

Also called: Communicable diseases

Germs, or microbes, are found everywhere - in the air, soil, and water. There are also germs on your skin and in your body. Many of them are harmless, and some can even be helpful. But some of them can make you sick. Infectious diseases are diseases that are caused by germs.

There are many different ways that you can get an infectious disease:

There are four main kinds of germs:

Infectious diseases can cause many different symptoms. Some are so mild that you may not even notice any symptoms, while others can be life-threatening. There are treatments for some infectious diseases, but for others, such as some viruses, you can only treat your symptoms. You can take steps to prevent many infectious diseases:


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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
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)