Get started free

A40

Non-billable

Streptococcal sepsis

A40 is the ICD-10-CM code for Streptococcal sepsis. It is a non-billable category code — use a more specific child code such as A40.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
5
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

Excludes1 — not coded here

  • •neonatal (P36.0-P36.1)
  • •puerperal sepsis (O85)
  • •sepsis due to Streptococcus, group D (A41.81)

Code first

  • •, if applicable, postprocedural sepsis (T81.44-)
  • •sepsis due to central venous catheter (T80.211-)
  • •streptococcal sepsis during labor (O75.3)
  • •streptococcal sepsis following abortion or ectopic or molar pregnancy (O03.37, O03.87, O04.87, O07.37, O08.82)
  • •streptococcal sepsis following immunization (T88.0-)
  • •streptococcal sepsis following infusion, transfusion or therapeutic injection (T80.22-, T80.29-)

Frequently asked questions

What is ICD-10 code A40?
A40 is the ICD-10-CM code for "Streptococcal sepsis". It falls under A00-B99 Certain infectious and parasitic diseases.
Is A40 a billable code?
No — A40 is a non-billable header code. Use a more specific child code (such as A40.0) for billing.
What are the subcodes of A40?
A40 has 5 more specific child codes, including A40.0, A40.1, A40.3.
What is excluded from A40?
Excludes1 (not coded here): neonatal (P36.0-P36.1); puerperal sepsis (O85); sepsis due to Streptococcus, group D (A41.81).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →