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ICDxICD-10 Medical Coding

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ICD-10 Guide
ICD-10 CodesS01.4

S01.4

Billable

Open wound of cheek and temporomandibular area

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 S01.4 is a billable code used to indicate a diagnosis of open wound of cheek and temporomandibular area.

Key Diagnostic Point:

An open wound of the cheek and temporomandibular area refers to a laceration or break in the skin and underlying tissues in the facial region, specifically affecting the cheek and the area surrounding the temporomandibular joint (TMJ). This type of injury can occur due to various mechanisms, including blunt force trauma, sharp object injuries, or animal bites. The clinical presentation may include visible lacerations, swelling, and potential exposure of underlying structures such as muscles, nerves, or blood vessels. Patients may experience pain, difficulty in chewing, and limited jaw movement. Diagnosis typically involves a thorough physical examination, imaging studies if necessary, and assessment of the wound's depth and extent. Management may include wound cleaning, suturing, and possibly referral to a specialist for further evaluation, especially if the TMJ is involved. Complications can include infection, scarring, and dysfunction of the jaw. Accurate coding is essential for proper treatment documentation and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of potential mechanisms of injury
  • Need for detailed documentation of wound characteristics
  • Potential involvement of multiple anatomical structures
  • Differentiation from similar codes for facial injuries

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to specify the depth and extent of the wound
  • Misclassification of the injury site
  • Omission of associated injuries or complications

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Documentation should include a detailed description of the injury, mechanism of injury, and initial treatment provided.

Common Clinical Scenarios

Trauma from accidents, fights, or falls leading to facial lacerations.

Billing Considerations

Ensure that all relevant details about the injury and treatment are captured to support the coding.

Surgery

Documentation Requirements

Operative reports must detail the surgical procedure performed, including any repair of the TMJ or surrounding structures.

Common Clinical Scenarios

Surgical intervention for extensive lacerations or reconstruction of the cheek and TMJ area.

Billing Considerations

Document any complications or additional procedures performed during surgery.

Coding Guidelines

Inclusion Criteria

Use S01.4 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the code accurately reflects the site and nature of the injury
  • Document the mechanism of injury and any associated conditions to support the coding

Exclusion Criteria

Do NOT use S01.4 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

12001CPT Code

Simple repair of wounds of the face, ears, eyelids, and mucous membranes

Clinical Scenario

Used for suturing a laceration on the cheek.

Documentation Requirements

Document the size of the wound and the technique used.

Specialty Considerations

Ensure that the procedure is linked to the diagnosis of an open wound.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of facial injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of facial injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of facial injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the difference between an open wound and a closed wound?

An open wound involves a break in the skin, exposing underlying tissues, while a closed wound does not break the skin and may involve bruising or swelling.