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  2. ICD-10-CM
  3. Ch. A00-B99
  4. Sec. A30-A49
  5. Category A49
Category A49

Bacterial infection of unspecified site

Clinical Classification Guidelines

Specific Diagnosis Codes

Staphylococcal infection, unspecified site
A49.0
Methicillin susceptible Staphylococcus aureus infection, unspecified site
A49.01
Methicillin resistant Staphylococcus aureus infection, unspecified site
A49.02
Streptococcal infection, unspecified site
A49.1
Hemophilus influenzae infection, unspecified site
A49.2
Mycoplasma infection, unspecified site
A49.3
Other bacterial infections of unspecified site
A49.8
Bacterial infection, unspecified
A49.9
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Data updated for October 2025 release.

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