A05.9 – Bacterial foodborne intoxication, unspecified
ICD-10-CM 2027 diagnosis code · Intestinal infectious diseases
ICD-10-CM code
A05.9
- Code
A05.9(claims format:A059)- Description
- Bacterial foodborne intoxication, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A00-A09 Intestinal infectious diseases
- Parent codes
- A05
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A05 – Other bacterial foodborne intoxications, not elsewhere classified
Index terms for A05.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in A05
- A05.0 – Foodborne staphylococcal intoxicationBillable
- A05.1 – Botulism food poisoningBillable
- A05.2 – Foodborne Clostridium perfringens [Clostridium welchii] intoxicationBillable
- A05.3 – Foodborne Vibrio parahaemolyticus intoxicationBillable
- A05.4 – Foodborne Bacillus cereus intoxicationBillable
- A05.5 – Foodborne Vibrio vulnificus intoxicationBillable
- A05.8 – Other specified bacterial foodborne intoxicationsBillable
Frequently asked questions
What is ICD-10 code A05.9?
A05.9 is the ICD-10-CM code for bacterial foodborne intoxication, unspecified, in the block A00-A09 (Intestinal infectious diseases).
Is A05.9 a billable code?
Yes. A05.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A05.9 belong to?
It belongs to category A05 – Other bacterial foodborne intoxications, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.