A41.4
Billable

Sepsis due to anaerobes

Billable / Specific Code

What is Sepsis due to anaerobes?

ICD-10-CM A41.4 is the diagnosis code for Sepsis due to anaerobes. This code falls under the section "Other bacterial diseases" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for A41.4

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as A41.4. They are mutually exclusive:

  • gas gangrene (A48.0)

ICD-10-CM Code Hierarchy

Understanding where A41.4 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeA41.4 — Sepsis due to anaerobes
Related Codes

Frequently Asked Questions

Is A41.4 a billable ICD-10-CM code?

Yes, A41.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does A41.4 mean?

A41.4 is the ICD-10-CM diagnosis code for "Sepsis due to anaerobes". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of A41.4?

The parent code of A41.4 is A41 ("Other sepsis"). A41.4 provides a more specific classification within this category.

What section is A41.4 in?

A41.4 is located in Section A30-A49 — "Other bacterial diseases" within Chapter 1 of the ICD-10-CM Tabular List.

When should I use A41.4?

Use A41.4 when the patients documented diagnosis matches "Sepsis due to anaerobes" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Sepsis due to anaerobes?

The ICD-10-CM code for Sepsis due to anaerobes is A41.4.

Can A41.4 be used for primary diagnosis?

Yes, A41.4 can be used as a primary diagnosis code since it is billable and specific.

What chapter is A41.4 in?

A41.4 is in Chapter 1 of the ICD-10-CM Tabular List.

What conditions are excluded from A41.4?

Type 1 Excludes for A41.4 include: gas gangrene (A48.0).

Is A41.4 valid for 2026?

Yes, A41.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA41.3Sepsis due to Hemophilus influenzaeNext →A41.5Sepsis due to other Gram-negative organisms
Code Details
A41.4
Sepsis due to anaerobes
Billable / Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
A30-A49 — Other bacterial diseases
2026 ICD-10-CM