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ICD-10 Coding for Angular Stomatitis(K13.0)

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

Also known as:

Angular CheilitisPerlèche

Related ICD-10 Code Ranges

Complete code families applicable to Angular Stomatitis

K13.0Primary Range

Diseases of lips, includes angular cheilitis/stomatitis

Primary code for angular stomatitis, covering conditions affecting the lips.

Nutritional deficiencies

Used when angular stomatitis is due to nutritional deficiencies.

Candidiasis

Used when angular stomatitis is associated with Candida infection.

Diabetes mellitus

Used when angular stomatitis is related to diabetes.

Dentofacial anomalies, including malocclusion

Used when angular stomatitis is due to ill-fitting dentures.

Key Information: ICD-10 code for angular stomatitis

Essential facts and insights about Angular Stomatitis

The ICD-10 code for angular stomatitis is K13.0, which includes angular cheilitis and perlèche.

Primary ICD-10-CM Code for angular stomatitis

Diseases of lips, includes angular cheilitis/stomatitis
Billable Code

Decision Criteria

clinical Criteria

  • Presence of erythema and fissures at oral commissures

coding Criteria

  • Documented underlying cause such as nutritional deficiency or infection

documentation Criteria

  • Detailed description of lesions and any associated systemic conditions

Applicable To

  • Angular cheilitis
  • Perlèche

Excludes

Clinical Validation Requirements

  • Presence of erythema and fissures at the oral commissures
  • Negative for herpes simplex

Code-Specific Risks

  • Misclassification if underlying cause is not documented

Coding Notes

  • Ensure to document and code any underlying conditions first.

Ancillary Codes

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

Nutritional deficiency, unspecified

E63.9
Use when angular stomatitis is due to nutritional deficiencies.

Candidiasis of other sites

B37.83
Use when Candida infection is confirmed.

Type 2 diabetes mellitus without complications

E11.9
Use when angular stomatitis is related to diabetes.

Insufficient intermaxillary vertical dimension

M26.36
Use when angular stomatitis is due to ill-fitting dentures.

Differential Codes

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

Actinic cheilitis

L57.0
Presence of sun exposure-related changes on lips.

Herpes simplex

B00.1
Presence of vesicular lesions.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Angular Stomatitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code K13.0.

Impact

Clinical: Inaccurate diagnosis and treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential loss of reimbursement.

Mitigation Strategy

Thorough patient history and examination., Use of diagnostic tests to confirm underlying conditions.

Impact

Reimbursement: May lead to incorrect DRG assignment and reduced reimbursement., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation Strategy

Ensure to use K13.0 specifically for angular stomatitis.

Impact

Failure to code underlying conditions first can lead to audit issues.

Mitigation Strategy

Educate coders on proper sequencing rules and documentation requirements.

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

Documentation Templates for Angular Stomatitis

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

Angular stomatitis due to Candida infection

Specialty: Dentistry

Required Elements

  • Description of oral lesions
  • Culture results
  • Associated systemic conditions

Example Documentation

Oral Exam: Erythematous, macerated lesions at bilateral oral commissures. Culture positive for Candida albicans. Assessment: Angular cheilitis due to Candida overgrowth.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has cracked lips.
Good Documentation Example
Bilateral angular cheilitis with erythema and fissures; culture positive for Candida albicans.
Explanation
The good example provides specific details and confirms the presence of Candida, supporting the diagnosis.

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

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