A40.9Billable

Streptococcal sepsis, unspecified

Chapter
1. Certain infectious and parasitic diseases
Category
A40
Effective date
October 1, 2026

Related codes in category A40

A40Streptococcal sepsisA40.0Sepsis due to streptococcus, group AYesA40.1Sepsis due to streptococcus, group BYesA40.3Sepsis due to Streptococcus pneumoniaeYesA40.8Other streptococcal sepsisYes

Frequently asked questions

What is ICD-10 code A40.9?

A40.9 is an ICD-10-CM diagnosis code for Streptococcal sepsis, unspecified.

Is A40.9 a billable code?

Yes. A40.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is A40.9 in?

A40.9 falls under Chapter 1: Certain infectious and parasitic diseases.

When did A40.9 become effective?

A40.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to A40.9?

A40.9 belongs to category A40, which includes 5 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.