ICD-10-CM Diagnosis Code (2025)
Official Description for B40
Blastomycosis
Coding Notes & Guidelines for B40
Excludes1: Not Coded Here
- Brazilian blastomycosis (B41.-)
- keloidal blastomycosis (B48.0)
Inclusion Terms
Generalized blastomycosis
Inclusion Terms
Meningomyelitis due to blastomycosis
Child Codes (More Specific Codes for B40):
B40.0 - Acute pulmonary blastomycosis
B40.1 - Chronic pulmonary blastomycosis
B40.2 - Pulmonary blastomycosis, unspecified
B40.3 - Cutaneous blastomycosis
B40.7 - Disseminated blastomycosis
B40.8 - Other forms of blastomycosis
B40.81 - Blastomycotic meningoencephalitis
B40.89 - Other forms of blastomycosis
B40.9 - Blastomycosis, unspecified
About ICD-10-CM Code B40 (Blastomycosis)
ICD-10-CM code B40 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 B40 became effective on October 1, 2024.
This page provides detailed information about B40 - Blastomycosis. 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 Blastomycosis.