A32 – Listeriosis
ICD-10-CM 2027 diagnosis code · Other bacterial diseases
ICD-10-CM code
A32
- Code
A32(claims format:A32)- Description
- Listeriosis
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A30-A49 Other bacterial diseases
Billable codes under A32
A32 is a header code and cannot be used on claims. Choose the most specific code:
- A32.0 – Cutaneous listeriosisBillable
- A32.1 – Listerial meningitis and meningoencephalitisHeader (more codes below)
- A32.7 – Listerial sepsisBillable
- A32.8 – Other forms of listeriosisHeader (more codes below)
- A32.9 – Listeriosis, unspecifiedBillable
Notes for A32
Includes:
- listerial foodborne infection
Excludes1 (not coded here):
- neonatal (disseminated) listeriosis (P37.2)
Frequently asked questions
What is ICD-10 code A32?
A32 is the ICD-10-CM code for listeriosis, in the block A30-A49 (Other bacterial diseases).
Is A32 a billable code?
No. A32 is a header code with more specific child codes; report one of the billable codes listed above.
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.