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ICD-10 Coding for Candidiasis of the Skin(B37.2, B37.9)

Complete ICD-10-CM coding and documentation guide for Candidiasis of the Skin. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Candidal IntertrigoCutaneous CandidiasisYeast Infection of the Skin

Related ICD-10 Code Ranges

Complete code families applicable to Candidiasis of the Skin

B37.0-B37.9Primary Range

Candidiasis

This range includes all forms of candidiasis, with B37.2 specifically for skin and nail involvement.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
B37.2Candidiasis of skin and nailUse when candidiasis is confirmed by clinical and laboratory findings.
  • Erythematous rash with satellite lesions
  • Positive KOH prep for pseudohyphae
  • Culture confirming Candida species
B37.9Candidiasis, unspecifiedUse when specific site or organism is not documented.
  • General symptoms without specific site or organism identification

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 candidiasis skin

Essential facts and insights about Candidiasis of the Skin

The ICD-10 code for candidiasis of the skin is B37.2, covering infections of the skin and nails.

Primary ICD-10-CM Codes for candidiasis skin

Candidiasis of skin and nail
Billable Code

Decision Criteria

clinical Criteria

  • Presence of erythematous plaques with satellite pustules

documentation Criteria

  • KOH prep results documented in patient record

Applicable To

  • Candidal intertrigo
  • Cutaneous candidiasis

Excludes

  • Diaper dermatitis (L22)

Clinical Validation Requirements

  • Erythematous rash with satellite lesions
  • Positive KOH prep for pseudohyphae
  • Culture confirming Candida species

Code-Specific Risks

  • Misclassification if not confirmed by lab tests
  • Incorrect sequencing with L22

Coding Notes

  • Ensure lab confirmation of Candida species to avoid unspecified coding.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Diaper dermatitis

L22
Use with B37.2 if candidiasis complicates diaper rash.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Infective dermatitis

L30.3
Use if bacterial infection is suspected, confirmed by culture.

Dermatophytosis of scalp and beard

B35.0
Differentiate via KOH prep showing hyphae instead of pseudohyphae.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Candidiasis of the Skin to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B37.2.

Impact

Clinical: May lead to misdiagnosis or inappropriate treatment., Regulatory: Increased risk of audit., Financial: Potential for claim denials.

Mitigation Strategy

Use specific terms like 'pustular rash with positive KOH prep'., Ensure lab confirmation is documented.

Impact

Reimbursement: May result in lower reimbursement if not coded correctly., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Code B37.2 with L22 when Candida is confirmed.

Impact

Use of B37.9 without specific site or organism.

Mitigation Strategy

Encourage detailed documentation and lab confirmation.

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 Candidiasis of the Skin, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Candidiasis of the Skin

Use these documentation templates to ensure complete and accurate documentation for Candidiasis of the Skin. These templates include all required elements for proper coding and billing.

Candidiasis in intertriginous areas

Specialty: Dermatology

Required Elements

  • Location of rash
  • Description of lesions
  • Lab test results
  • Treatment plan

Example Documentation

Erythematous plaques with satellite pustules in axillary folds; KOH positive for pseudohyphae; treated with topical antifungal.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Rash in axillae.
Good Documentation Example
Erythematous plaques with satellite pustules in axillary folds; KOH positive for pseudohyphae.
Explanation
The good example provides specific clinical findings and lab results, supporting the diagnosis.

Need help with ICD-10 coding for Candidiasis of the Skin? Ask your questions below.

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