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ICD-10 Coding for Candida(B37.0, B37.2, B37.7, B37.9)

Complete ICD-10-CM coding and documentation guide for Candida. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

CandidiasisThrushYeast Infection

Related ICD-10 Code Ranges

Complete code families applicable to Candida

B37Primary Range

Candidiasis

This range includes all forms of candidiasis, specifying different sites and types of infection.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
B37.0Candidal stomatitisUse when oral candidiasis is confirmed by clinical examination or laboratory tests.
  • White plaques on tongue or mucosa
  • Confirmed by KOH smear or culture
B37.2Candidiasis of skin and nailUse for confirmed skin or nail candidiasis.
  • Erythematous rash with satellite lesions
  • Biopsy confirms Candida species
B37.7Candidal sepsisUse when candidemia is confirmed with systemic infection signs.
  • Positive blood culture for Candida
  • Systemic inflammatory response
B37.9Candidiasis, unspecifiedUse only when the site or type of candidiasis is not specified.
  • Lack of site-specific documentation

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 oral thrush

Essential facts and insights about Candida

The ICD-10 code for oral thrush is B37.0, covering candidal stomatitis.

Primary ICD-10-CM Codes for candida

Candidal stomatitis
Billable Code

Decision Criteria

clinical Criteria

  • Presence of white plaques on oral mucosa

documentation Criteria

  • KOH smear positive for yeast

Applicable To

  • Oral thrush
  • Fungal infection of the tongue

Excludes

  • Angular cheilitis (K13.0)

Clinical Validation Requirements

  • White plaques on tongue or mucosa
  • Confirmed by KOH smear or culture

Code-Specific Risks

  • Misuse for unspecified oral infections

Coding Notes

  • Ensure documentation specifies oral involvement to avoid using unspecified codes.

Ancillary Codes

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

Severe sepsis without septic shock

R65.20
Use with B37.7 when severe sepsis criteria are met.

Differential Codes

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

Angular cheilitis

K13.0
Angular cheilitis presents as inflammation at the corners of the mouth, not involving the tongue or mucosa.

Tinea unguium

B35.1
Tinea unguium is caused by dermatophytes, not Candida.

Sepsis, unspecified organism

A41.9
Use A41.9 when the organism is not specified as Candida.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Candida to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B37.0.

Impact

Clinical: Leads to non-specific treatment plans., Regulatory: Fails to meet documentation standards., Financial: Potential for claim denials or audits.

Mitigation Strategy

Always specify the site of infection., Use precise clinical terminology.

Impact

Reimbursement: May lead to incorrect billing and potential denials., Compliance: Non-compliance with coding guidelines., Data Quality: Reduces specificity and accuracy of health records.

Mitigation Strategy

Use site-specific codes like B37.0 for oral candidiasis.

Impact

High frequency of B37.9 usage without site documentation.

Mitigation Strategy

Implement mandatory site documentation in EHR templates.

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 Candida, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Candida

Use these documentation templates to ensure complete and accurate documentation for Candida. These templates include all required elements for proper coding and billing.

Oral Candidiasis in HIV Patient

Specialty: Infectious Disease

Required Elements

  • Diagnosis of oral candidiasis
  • HIV status and CD4 count
  • Treatment plan

Example Documentation

Assessment: Oral candidiasis (B37.0), HIV (B20). Findings: White plaques on tongue, KOH positive. Plan: Nystatin swish-and-swallow.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Thrush present.
Good Documentation Example
White plaques on buccal mucosa, KOH smear positive for yeast.
Explanation
The good example provides specific findings and test results, supporting the diagnosis.

Need help with ICD-10 coding for Candida? Ask your questions below.

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