A49.8 – Other bacterial infections of unspecified site
ICD-10-CM 2027 diagnosis code · Other bacterial diseases
ICD-10-CM code
A49.8
- Code
A49.8(claims format:A498)- Description
- Other bacterial infections of unspecified site
- 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
- A30-A49 Other bacterial diseases
- Parent codes
- A49
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A49 – Bacterial infection of unspecified site
Excludes1 (not coded here):
Excludes2 (not included here):
- chlamydial infection NOS (A74.9)
Index terms for A49.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Colibacillosis
- Friedländer's B
- Burkholderia, cepacia
- Infection, infected, infective, Proteus
- Infection, infected, infective, Klebsiella
- Infection, infected, infective, Cronobacter
- Infection, infected, infective, Escherichia
- Infection, infected, infective, mixed flora
- Infection, infected, infective, Serratia NEC
- Infection, infected, infective, Bacteroides NEC
- Infection, infected, infective, Pseudomonas NEC
- Infection, infected, infective, Bacillus, Friedländer's NEC
- Infection, infected, infective, bacterial NOS, as cause of disease classified elsewhere, Cronobacter
Related codes in A49
Frequently asked questions
What is ICD-10 code A49.8?
A49.8 is the ICD-10-CM code for other bacterial infections of unspecified site, in the block A30-A49 (Other bacterial diseases).
Is A49.8 a billable code?
Yes. A49.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A49.8 belong to?
It belongs to category A49 – Bacterial infection of unspecified site.
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.