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A40 Streptococcal sepsis

ICD-10-CM category A40 sits in Chapter 1 (Certain infectious and parasitic diseases, A00-B99). It contains 5 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in A40

CodeDescription
A40.0Sepsis due to streptococcus, group A
A40.1Sepsis due to streptococcus, group B
A40.3Sepsis due to Streptococcus pneumoniae
A40.8Other streptococcal sepsis
A40.9Streptococcal sepsis, unspecified

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