ICD-10 Coding for Ringworm(B35.4)
Complete ICD-10-CM coding and documentation guide for Ringworm. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Ringworm
B35-B49Primary Range
Mycoses
This range includes all dermatophytic infections, with B35.4 specifically for tinea corporis.
Key Information: ICD-10 code for tinea corporis
Essential facts and insights about Ringworm
Primary ICD-10-CM Code for tinea corporis
Decision Criteria
clinical Criteria
- Presence of annular lesions with scaling borders
documentation Criteria
- Documentation of KOH microscopy or culture results
Clinical Validation Requirements
- KOH microscopy showing hyphae
- Positive fungal culture
Code-Specific Risks
- Misclassification if location is not specified
- Inadequate documentation of diagnostic tests
Coding Notes
- Ensure specific site documentation to avoid miscoding.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Ringworm to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B35.4.
Impact
Clinical: May lead to incorrect treatment., Regulatory: Fails to meet documentation standards., Financial: Potential for claim denial.
Mitigation Strategy
Specify the exact location of the infection, Use precise clinical terminology
Impact
Reimbursement: Incorrect coding can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.
Mitigation Strategy
Use B35.0 for tinea capitis.
Impact
Using non-specific codes for dermatophyte infections.
Mitigation Strategy
Ensure detailed documentation of lesion characteristics and diagnostic tests.
Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.
Frequently Asked Questions
Common questions about ICD-10 coding for Ringworm, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Ringworm
Use these documentation templates to ensure complete and accurate documentation for Ringworm. These templates include all required elements for proper coding and billing.
Dermatology Consultation
Specialty: DermatologyRequired Elements
- Lesion location
- Morphology
- Diagnostic method
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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