B74.1

✓ Billable

Filariasis due to Brugia malayi

Certain infectious and parasitic diseases (A00-B99)

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⚠️ Excludes2

inherited

Rules inherited from parent codes.

  • onchocerciasis (B73)
  • tropical (pulmonary) eosinophilia NOS (J82.89)

Clinical Description

ICD-10-CM code B74.1 represents filariasis due to brugia malayi. 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 B74.1?

ICD-10-CM code B74.1 is "Filariasis due to Brugia malayi". It belongs to the category: Certain infectious and parasitic diseases (A00-B99).

Is B74.1 a billable ICD-10 code?

Yes, B74.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Can B74.1 be coded with other codes?

B74.1 has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

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Code Information

CodeB74.1
BillableYes
ParentB74
CategoryCertain infectious and parasitic diseases (A00-B99)
Excludes10 rule(s)
Excludes22 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)