B35.9

✓ Billable

Dermatophytosis, unspecified

Certain infectious and parasitic diseases (A00-B99)

Also Known As

Ringworm NOS

✅ No additional coding notes for B35.9

🧪 Validate Combinations

Add B35.9 to the Excludes Checker to validate against your full code list.

Code Information

CodeB35.9

BillableYes

ParentB35

CategoryCertain infectious and parasitic diseases (A00-B99)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)