A05.1
Botulism food poisoning
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
A05code
Excludes1
- Clostridium difficile foodborne intoxication and infection (A04.7-)A04.7-
- Escherichia coli infection (A04.0-A04.4)A04.0-A04.4
- listeriosis (A32.-)A32.-
- salmonella foodborne intoxication and infection (A02.-)A02.-
- toxic effect of noxious foodstuffs (T61-T62)T61-T62
A00-B99chapter
Excludes1
- certain localized infections - see body system-related chapters
Excludes2
- carrier or suspected carrier of infectious disease (Z22.-)Z22.-
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)O98.-
- infectious and parasitic diseases specific to the perinatal period (P35-P39)P35-P39
- influenza and other acute respiratory infections (J00-J22)J00-J22
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
Index entries leading here 5
- Poisoning (acute) — see also Table of Drugs and Chemicals
- Intoxication
- Infection, infected, infective (opportunistic) B99.9
- Clostridium NEC
- botulinum (food poisoning) A05.1
- Clostridium NEC
- Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
- Clostridium
- botulinum (food poisoning) A05.1
- Clostridium
- Botulism (foodborne intoxication) A05.1
Alongside this code 7 same parent — A05
A05.0 Foodborne staphylococcal intoxication A05.2 Foodborne Clostridium perfringens 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
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.