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ICD-10 Guide
ICD-10 CodesK08.109

K08.109

Billable

Complete loss of teeth, unspecified cause, unspecified class

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 K08.109 is a billable code used to indicate a diagnosis of complete loss of teeth, unspecified cause, unspecified class.

Key Diagnostic Point:

K08.109 refers to the complete loss of teeth due to unspecified causes and falls under the category of dental disorders. Clinically, complete loss of teeth can lead to significant functional impairments, including difficulties in chewing, speaking, and maintaining proper nutrition. The anatomy involved primarily includes the maxilla and mandible, as well as the surrounding soft tissues that support the teeth. Disease progression may vary; while some patients may experience gradual tooth loss due to periodontal disease or caries, others may lose teeth suddenly due to trauma or systemic conditions. Diagnostic considerations for K08.109 include a thorough dental examination, patient history, and possibly imaging studies to assess the underlying causes of tooth loss. It is essential to differentiate this code from other dental codes that specify the cause of tooth loss, such as those related to periodontal disease (K05) or trauma (S02).

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors include misclassification of the cause of tooth loss.
  • Documentation gaps may arise if the underlying cause is not clearly stated.
  • Billing challenges can occur if the code is used without sufficient clinical justification.

Specialty Focus

Medical Specialties

Dentistry

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Oral and Maxillofacial Surgery

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The clinical significance of K08.109 is notable as complete tooth loss can lead to nutritional deficiencies, altered speech, and decreased quality of life. From a population health perspective, understanding the prevalence of tooth loss can inform public health initiatives aimed at improving oral health and access to dental care. Quality measures may include tracking the incidence of tooth loss and the effectiveness of preventive dental care, while healthcare utilization patterns may reflect increased visits to dental professionals for prosthetic solutions.

ICD-9 vs ICD-10

The clinical significance of K08.109 is notable as complete tooth loss can lead to nutritional deficiencies, altered speech, and decreased quality of life. From a population health perspective, understanding the prevalence of tooth loss can inform public health initiatives aimed at improving oral health and access to dental care. Quality measures may include tracking the incidence of tooth loss and the effectiveness of preventive dental care, while healthcare utilization patterns may reflect increased visits to dental professionals for prosthetic solutions.

Reimbursement & Billing Impact

Reimbursement considerations may vary based on the payer, and it is crucial to follow the specific guidelines set forth by each insurance provider. Common denials may arise if the documentation does not adequately justify the use of this code or if there is a lack of clinical evidence supporting the diagnosis. Best practices include maintaining thorough records of patient assessments, treatment plans, and any referrals to specialists.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by K08.109?

K08.109 covers complete loss of teeth without specifying the underlying cause. This may include loss due to trauma, systemic diseases, or other unspecified factors. It is crucial to evaluate the patient's history and clinical findings to determine the context of tooth loss.

When should K08.109 be used instead of related codes?

K08.109 should be used when the cause of tooth loss is unknown or not specified. If the loss is due to a specific condition, such as periodontal disease or trauma, the corresponding codes (e.g., K08.1 or S02) should be utilized.

What documentation supports K08.109?

Documentation should include a comprehensive dental examination, patient history detailing the onset and progression of tooth loss, and any relevant imaging studies. Clear notes on the absence of teeth and any associated functional impairments are also necessary.