ICD-10-CM B46: Zygomycosis

ICD-10-CM Diagnosis Code (2025)

Official Description for B46

Zygomycosis

Coding Notes & Guidelines for B46

Inclusion Terms

Subcutaneous mucormycosis

Inclusion Terms

Generalized mucormycosis

Inclusion Terms

Entomophthoromycosis

Inclusion Terms

Phycomycosis NOS

Child Codes (More Specific Codes for B46):

B46.0 - Pulmonary mucormycosis B46.1 - Rhinocerebral mucormycosis B46.2 - Gastrointestinal mucormycosis B46.3 - Cutaneous mucormycosis B46.4 - Disseminated mucormycosis B46.5 - Mucormycosis, unspecified B46.8 - Other zygomycoses B46.9 - Zygomycosis, unspecified

About ICD-10-CM Code B46 (Zygomycosis)

ICD-10-CM code B46 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM B46 became effective on October 1, 2024.

This page provides detailed information about B46 - Zygomycosis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Zygomycosis.