A02.9
Billable

Salmonella infection, unspecified

Billable / Specific Code

What is Salmonella infection, unspecified?

ICD-10-CM A02.9 is the diagnosis code for Salmonella infection, unspecified. This code falls under the section "Intestinal infectious 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.

Coding Guidelines for A02.9

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where A02.9 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is A02.9 a billable ICD-10-CM code?

Yes, A02.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does A02.9 mean?

A02.9 is the ICD-10-CM diagnosis code for "Salmonella infection, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of A02.9?

The parent code of A02.9 is A02 ("Other salmonella infections"). A02.9 provides a more specific classification within this category.

What section is A02.9 in?

A02.9 is located in Section A00-A09 — "Intestinal infectious diseases" within Chapter 1 of the ICD-10-CM Tabular List.

When should I use A02.9?

Use A02.9 when the patients documented diagnosis matches "Salmonella infection, unspecified" 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 Salmonella infection, unspecified?

The ICD-10-CM code for Salmonella infection, unspecified is A02.9.

Can A02.9 be used for primary diagnosis?

Yes, A02.9 can be used as a primary diagnosis code since it is billable and specific.

What chapter is A02.9 in?

A02.9 is in Chapter 1 of the ICD-10-CM Tabular List.

Is A02.9 valid for 2026?

Yes, A02.9 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA02.8Other specified salmonella infectionsNext →A03Shigellosis
Code Details
A02.9
Salmonella infection, unspecified
Billable / Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
A00-A09 — Intestinal infectious diseases
2026 ICD-10-CM