ICD-10 Coding for Fungal Rash(B35.4, B37.2)
Complete ICD-10-CM coding and documentation guide for Fungal Rash. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Fungal Rash
B35-B49Primary Range
Mycoses
This range includes all fungal infections affecting various parts of the body, including skin.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| B35.4 | Tinea corporis | Use when annular lesions with central clearing are present and confirmed by KOH prep. |
|
| B37.2 | Cutaneous candidiasis | Use for intertriginous areas with satellite pustules confirmed by microscopy. |
|
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: ICD-10 code for fungal rash
Essential facts and insights about Fungal Rash
Primary ICD-10-CM Codes for fungal rash
Decision Criteria
clinical Criteria
- Presence of annular lesions with central clearing
documentation Criteria
- KOH prep results confirming fungal elements
Applicable To
- Ringworm of body
Excludes
- Tinea pedis (B35.3)
Clinical Validation Requirements
- KOH prep demonstrating septate hyphae
- Microscopy confirmation
Code-Specific Risks
- Misclassification with dermatitis codes
Coding Notes
- Ensure specific site and organism are documented.
B37.2 - Cutaneous candidiasis
Use for intertriginous areas with satellite pustules confirmed by microscopy.
Applicable To
- Candidal intertrigo
Excludes
- Oral candidiasis (B37.0)
Clinical Validation Requirements
- Pseudohyphae on Gram stain
- Culture confirmation
Coding Notes
Document specific site and organism for accurate coding.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Fungal Rash to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B35.4.
Impact
Clinical: Leads to inappropriate treatment plans., Regulatory: Non-compliance with ICD-10 guidelines., Financial: Potential for denied claims.
Mitigation Strategy
Always confirm organism with lab tests, Document specific findings in clinical notes
Impact
Reimbursement: Incorrect coding can lead to denied claims or reduced reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Decreased accuracy in health records.
Mitigation Strategy
Use specific codes like B35.4 or B37.2 when the organism is confirmed.
Impact
High risk of audit if unspecified codes are used when specific organism is documented.
Mitigation Strategy
Ensure lab results are documented and specific codes are used.
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 Fungal Rash, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Fungal Rash
Use these documentation templates to ensure complete and accurate documentation for Fungal Rash. These templates include all required elements for proper coding and billing.
Fungal Rash Documentation
Specialty: DermatologyRequired Elements
- Exact anatomical site
- Morphology and surface characteristics
- Diagnostic test results
- Treatment response
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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