A07.9

✓ Billable

Protozoal intestinal disease, unspecified

Certain infectious and parasitic diseases (A00-B99)

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Also Known As

Flagellate diarrheaProtozoal colitisProtozoal diarrheaProtozoal dysentery
✓ No additional coding notes for A07.9

Clinical Description

ICD-10-CM code A07.9 represents protozoal intestinal disease, unspecified. This code falls under the Certain infectious and parasitic diseases (A00-B99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 5-character code at the 4th level of specificity. This is the most specific code available in this subcategory.

Frequently Asked Questions

What is ICD-10 code A07.9?

ICD-10-CM code A07.9 is "Protozoal intestinal disease, unspecified". It belongs to the category: Certain infectious and parasitic diseases (A00-B99).

Is A07.9 a billable ICD-10 code?

Yes, A07.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

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Code Information

CodeA07.9
BillableYes
ParentA07
CategoryCertain infectious and parasitic diseases (A00-B99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)