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ICD-10 Coding for Oropharyngeal Thrush(B37.0, B37.81)

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

Also known as:

Oral ThrushCandidal StomatitisOral Candidiasis

Related ICD-10 Code Ranges

Complete code families applicable to Oropharyngeal Thrush

B37.0-B37.9Primary Range

Candidiasis

This range includes codes for various forms of candidiasis, with B37.0 specifically for oral thrush.

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 there are visible plaques in the mouth confirmed by lab tests.
  • White curd-like patches on oral mucosa/tongue
  • Confirmed by KOH prep or culture
B37.81Candidal esophagitisUse when thrush extends to the esophagus, confirmed by endoscopy.
  • Dysphagia with endoscopic evidence of white exudate in esophagus

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 oropharyngeal thrush

Essential facts and insights about Oropharyngeal Thrush

The ICD-10 code for oropharyngeal thrush is B37.0, used for candidal stomatitis.

Primary ICD-10-CM Codes for oropharyngeal thrush

Candidal stomatitis
Billable Code

Decision Criteria

clinical Criteria

  • Presence of white plaques on oral mucosa

documentation Criteria

  • KOH prep or culture confirming Candida

Applicable To

  • Oral thrush
  • Oropharyngeal candidiasis

Excludes

Clinical Validation Requirements

  • White curd-like patches on oral mucosa/tongue
  • Confirmed by KOH prep or culture

Code-Specific Risks

  • Misidentifying the location of candidiasis can lead to incorrect coding.

Coding Notes

  • Ensure documentation specifies the presence of oral lesions and any associated conditions.

Ancillary Codes

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

HIV disease

B20
Use when oral thrush is associated with HIV.

Differential Codes

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

Candidal esophagitis

B37.81
Use B37.81 if the infection extends to the esophagus, confirmed by endoscopy.

Candidal stomatitis

B37.0
Use B37.0 for oral involvement only.

Documentation & Coding Risks

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

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Increases risk of audit., Financial: Potential for denied claims.

Mitigation Strategy

Always specify the location of lesions., Use lab tests to confirm diagnosis.

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Reduces accuracy of clinical data.

Mitigation Strategy

Query provider for specific location and use appropriate code.

Impact

Using B37.9 when specific site is known.

Mitigation Strategy

Ensure documentation specifies the site of infection.

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

Documentation Templates for Oropharyngeal Thrush

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

Primary Care Visit for Oral Thrush

Specialty: Primary Care

Required Elements

  • Chief complaint
  • Oral examination findings
  • Lab results
  • Assessment and plan

Example Documentation

**CC:** Sore mouth. **Exam:** Scrapable white plaques on tongue/buccal mucosa. KOH prep positive. **Dx:** Oropharyngeal candidiasis (B37.0). Rx: Nystatin swish & swallow.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Oral thrush present.
Good Documentation Example
Pseudomembranous plaques on bilateral buccal mucosa confirmed by KOH prep; HIV-associated.
Explanation
The good example provides specific findings and confirms the diagnosis with lab results.

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

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