B73

Non-billable

Onchocerciasis

B73 is the ICD-10-CM code for Onchocerciasis. It is a non-billable category code — use a more specific child code such as B73.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
2
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

Includes

  • onchocerca volvulus infection
  • onchocercosis
  • river blindness

Frequently asked questions

What is ICD-10 code B73?
B73 is the ICD-10-CM code for "Onchocerciasis". It falls under A00-B99 Certain infectious and parasitic diseases.
Is B73 a billable code?
No — B73 is a non-billable header code. Use a more specific child code (such as B73.0) for billing.
What are the subcodes of B73?
B73 has 2 more specific child codes, including B73.0, B73.1.

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

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