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B74

Non-billable

Filariasis

B74 is the ICD-10-CM code for Filariasis. It is a non-billable category code — use a more specific child code such as B74.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
7
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

What this means — in plain language

MedlinePlus · NIH

Parasites are living things that use other living things - like your body - for food and a place to live. You can get them from contaminated food or water, a bug bite, or sexual contact. Some parasitic diseases are easily treated and some are not. Parasites range in size from tiny, one-celled organisms called protozoa to worms that can be seen with the naked eye. Some parasitic diseases occur in the United States.…

Read more about Parasitic Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes2 — not included here

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

Frequently asked questions

What is ICD-10 code B74?
B74 is the ICD-10-CM code for "Filariasis". It falls under A00-B99 Certain infectious and parasitic diseases.
Is B74 a billable code?
No — B74 is a non-billable header code. Use a more specific child code (such as B74.0) for billing.
What are the subcodes of B74?
B74 has 7 more specific child codes, including B74.0, B74.1, B74.2.

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

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