ICD-10 Coding for Fungal Skin Infection(B35.0, B35.1, B35.1B)

Learn about ICD-10 coding for fungal skin infections, including documentation requirements and common pitfalls. Ensure accurate coding with our comprehensive guide.

Also known as:
DermatophytosisTineaRingworm
Related ICD-10 Code Ranges

Complete code families applicable to Fungal Skin Infection

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
B35.1Tinea unguium
B35.3Tinea pedis

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutFungal Skin Infection

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

OnycholysisL60.1
Onycholysis without fungal infection should not be coded asB35.1
Irritant contact dermatitisL24

Documentation & Coding Risks

Avoid these common issues when documenting Fungal Skin Infection.

Documenting 'rash' without specifying type or location

Impact

Clinical: May lead to incorrect treatment., Regulatory: Fails to meet documentation standards., Financial: Potential for claim denials.

Mitigation

Specify rash characteristics and location, Include lab results if available

Using B35.9 for unspecified site when specific site is documented

Impact

Reimbursement: May lead to claim denials due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of clinical data.

Mitigation

Use specific codes like B35.3 for tinea pedis when site is known.

Specificity of coding

Impact

Risk of audits due to use of unspecified codes.

Mitigation

Use the most specific code available and ensure documentation supports it.

Frequently Asked Questions