B35-B49

Non-Billable
ChapterA00–B99
Rankblock
Official Description

Mycoses (B35-B49)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

CH1 Parent Instructions

Includes
  • diseases generally recognized as communicable or transmissible
Excludes1(Not coded here)
  • certain localized infections - see body system-related chapters
Excludes2(Not included here)
  • carrier or suspected carrier of infectious disease (Z22.-)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)
Use Additional Code
  • code to identify resistance to antimicrobial drugs (Z16.-)

Instructional Notes

Excludes2(Not included here)
  • hypersensitivity pneumonitis due to organic dust (J67.-)
  • mycosis fungoides (C84.0-)

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
B35-B49Mycoses (B35-B49)
B35Dermatophytosis
B36Other superficial mycoses
B37Candidiasis
B38Coccidioidomycosis
B39Histoplasmosis
B40Blastomycosis
B41Paracoccidioidomycosis
B42Sporotrichosis
B43Chromomycosis and pheomycotic abscess
B44Aspergillosis
B45Cryptococcosis
B46Zygomycosis
B47Mycetoma
B48Other mycoses, not elsewhere classified
B49Unspecified mycosis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to B35-B49:

chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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