B37.84 Candidal otitis externa
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The ICD-10-CM code for Candidal otitis externa is B37.84 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- B35-B49: Mycoses (B35-B49)
- Category B37
- 21 codes (17 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to B37.84:
- Candidiasis, candidal › otitis externa
- Otomycosis (diffuse) NEC › in › candidiasis
- Otomycosis (diffuse) NEC › in › moniliasis
- Ear › tropical NEC › in › moniliasis
- Mycosis, mycotic › ear › in › candidiasis
- Mycosis, mycotic › ear › in › moniliasis
- Ear › tropical NEC › in › candidiasis
- Otitis (acute) › externa › in (due to) › candidiasis
U.S. Hospital Utilization
- An estimated 70 U.S. inpatient stays in 2020 included B37.84 among the documented diagnoses.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026
References
Cite This Page
Reference B37.84 with the canonical source and edition:
B37.84 — Candidal otitis externa. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/B37.84
Canonical URL: https://icd10codingpro.com/codes/B37.84