2026 ICD-10-CM Diagnosis Code A05Other bacterial foodborne intoxications, not elsewhere classified
A05 is a non-billable ICD-10-CM category code for other bacterial foodborne intoxications, not elsewhere classified, so it cannot be submitted on claims. Use a more specific code from this category instead, such as A05.0, A05.1, A05.2, and A05.3.
Code Identity
Code Classification
Specific Coding for Oth bacterial foodborne intoxications, NECOverview
Non-specific codes like A05 require more characters. Use one of these billable codes instead:
Use A05.0 for Foodborne staphylococcal intoxication
Use A05.1 for Botulism food poisoning
Use A05.2 for Foodborne Clostridium perfringens [Clostridium welchii] intoxication
Use A05.3 for Foodborne Vibrio parahaemolyticus intoxication
Use A05.4 for Foodborne Bacillus cereus intoxication
Use A05.5 for Foodborne Vibrio vulnificus intoxication
Use A05.8 for Other specified bacterial foodborne intoxications
Use A05.9 for Bacterial foodborne intoxication, unspecified
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Type 1 Excludes
- Clostridium difficile foodborne intoxication and infection A04.7
- Escherichia coli infection A04.0 A04.4
- listeriosis A32
- salmonella foodborne intoxication and infection A02
- toxic effect of noxious foodstuffs T61 T62
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.
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Code HistoryHistory
Questions About A05Overview
Is A05 a billable code?
No. This is a category header that groups the codes for other bacterial foodborne intoxications, not elsewhere classified, and headers cannot be submitted on claims. Claims for other bacterial foodborne intoxications, not elsewhere classified need a more specific code from this category, such as A05.0, A05.1, and A05.2.
