A05.1 – Botulism food poisoning

ICD-10-CM 2027 diagnosis code · Intestinal infectious diseases

Billable code

ICD-10-CM code A05.1
Code
A05.1 (claims format: A051)
Description
Botulism food poisoning
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 for A05.1

Applicable to:
  • Botulism NOS
  • Classical foodborne intoxication due to Clostridium botulinum
Excludes1 (not coded here):

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

Excludes1 (not coded here):
  • 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)

Index terms for A05.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in A05

Frequently asked questions

What is ICD-10 code A05.1?

A05.1 is the ICD-10-CM code for botulism food poisoning, in the block A00-A09 (Intestinal infectious diseases).

Is A05.1 a billable code?

Yes. A05.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does A05.1 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.