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ICD-10 Coding for Tooth Abscess(K04.6, K04.7)

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

Also known as:

Dental AbscessPeriapical AbscessDentoalveolar Abscess

Related ICD-10 Code Ranges

Complete code families applicable to Tooth Abscess

K04.6-K04.7Primary Range

Disorders of pulp and periapical tissues

This range includes codes specific to periapical abscesses with and without sinus involvement.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
K04.6Periapical abscess with sinusUse when a sinus tract is present with the abscess.
  • Presence of draining sinus tract
  • Imaging showing lesion extending to sinus
K04.7Periapical abscess without sinusUse when no sinus tract is present with the abscess.
  • Absence of sinus tract
  • Imaging showing localized periapical lesion

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 tooth abscess with sinus

Essential facts and insights about Tooth Abscess

The ICD-10 code for a tooth abscess with a sinus is K04.6.

Primary ICD-10-CM Codes for tooth abscess

Periapical abscess with sinus
Billable Code

Decision Criteria

clinical Criteria

  • Sinus tract observed clinically or via imaging

Applicable To

  • Periapical abscess with sinus tract

Excludes

Clinical Validation Requirements

  • Presence of draining sinus tract
  • Imaging showing lesion extending to sinus

Code-Specific Risks

  • Misidentifying the presence of a sinus tract

Coding Notes

  • Ensure documentation specifies the presence of a sinus tract.

Ancillary Codes

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

Incision and drainage of abscess

D7510
Use for procedural documentation when I&D is performed.

Differential Codes

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

Periapical abscess without sinus

K04.7
Absence of sinus tract involvement.

Periapical abscess with sinus

K04.6
Presence of sinus tract involvement.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Tooth Abscess to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code K04.6.

Impact

Clinical: Misdiagnosis of abscess type, Regulatory: Potential audit triggers, Financial: Claim denials or reduced reimbursement

Mitigation Strategy

Use standardized templates, Cross-check documentation with imaging

Impact

Reimbursement: Incorrect coding may lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation Strategy

Verify and document the presence or absence of a sinus tract.

Impact

Lack of documentation for sinus tract presence can lead to audits.

Mitigation Strategy

Ensure thorough documentation and imaging 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 Tooth Abscess, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Tooth Abscess

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

Endodontic Treatment of Abscess

Specialty: Dentistry

Required Elements

  • Tooth number
  • Presence of sinus tract
  • Imaging findings
  • Pulp vitality test results

Example Documentation

Tooth #3: Sinus tract present, 15mL purulent drainage, confirmed periapical radiolucency on X-ray.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Abscess drained.
Good Documentation Example
Localized fluctuance at #3, incision with #11 blade, 15mL drainage, sinus tract mesial to #3.
Explanation
The good example provides specific details about the procedure and findings.

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

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