B40.3Billable
Cutaneous blastomycosis
- Chapter
- 1. Certain infectious and parasitic diseases
- Category
- B40
- Effective date
- October 1, 2026
Related codes in category B40
B40BlastomycosisB40.0Acute pulmonary blastomycosisYesB40.1Chronic pulmonary blastomycosisYesB40.2Pulmonary blastomycosis, unspecifiedYesB40.7Disseminated blastomycosisYesB40.8Other forms of blastomycosisB40.81Blastomycotic meningoencephalitisYesB40.89Other forms of blastomycosisYesB40.9Blastomycosis, unspecifiedYes
Frequently asked questions
What is ICD-10 code B40.3?
B40.3 is an ICD-10-CM diagnosis code for Cutaneous blastomycosis.
Is B40.3 a billable code?
Yes. B40.3 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is B40.3 in?
B40.3 falls under Chapter 1: Certain infectious and parasitic diseases.
When did B40.3 become effective?
B40.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to B40.3?
B40.3 belongs to category B40, which includes 9 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.