B35

Non-billable

Dermatophytosis

B35 is the ICD-10-CM code for Dermatophytosis. It is a non-billable category code — use a more specific child code such as B35.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
9
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

Includes

  • favus
  • infections due to species of Epidermophyton, Micro-sporum and Trichophyton
  • tinea, any type except those in B36.-

Frequently asked questions

What is ICD-10 code B35?
B35 is the ICD-10-CM code for "Dermatophytosis". It falls under A00-B99 Certain infectious and parasitic diseases.
Is B35 a billable code?
No — B35 is a non-billable header code. Use a more specific child code (such as B35.0) for billing.
What are the subcodes of B35?
B35 has 9 more specific child codes, including B35.0, B35.1, B35.2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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