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ICD-10 Guide
ICD-10 CodesS13.5

S13.5

Billable

Sprain of thyroid region

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

Code Description

ICD-10 S13.5 is a billable code used to indicate a diagnosis of sprain of thyroid region.

Key Diagnostic Point:

A sprain of the thyroid region refers to an injury involving the ligaments and soft tissues surrounding the thyroid gland, typically resulting from trauma or excessive force applied to the neck area. This injury can occur due to various mechanisms, including sports injuries, falls, or motor vehicle accidents. Clinically, patients may present with localized pain, swelling, and tenderness in the anterior neck region, along with potential difficulty swallowing or speaking. Diagnosis is primarily clinical, supported by imaging studies such as ultrasound or CT scans to rule out associated injuries or complications. Management often involves conservative treatment, including rest, ice application, analgesics, and physical therapy. In severe cases, surgical intervention may be necessary to address any underlying structural damage. Complications can include chronic pain, restricted mobility, or, in rare cases, damage to the thyroid gland itself, leading to hormonal imbalances.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and severity of injury
  • Need for accurate documentation of mechanism of injury
  • Potential for associated injuries in the cervical region
  • Differentiation from other neck injuries

Audit Risk Factors

  • Inadequate documentation of mechanism of injury
  • Failure to specify the severity of the sprain
  • Misclassification of sprain versus strain
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Acute care documentation must include a detailed account of the mechanism of injury, physical examination findings, and any imaging results.

Common Clinical Scenarios

Patients presenting with neck pain after a fall or collision, requiring immediate assessment and management.

Billing Considerations

Ensure that all relevant symptoms, such as dysphagia or hoarseness, are documented to support the diagnosis.

Surgery

Documentation Requirements

Operative reports should detail the surgical approach, findings, and any repairs made to the ligaments or surrounding structures.

Common Clinical Scenarios

Surgical intervention for severe sprains or associated injuries requiring stabilization.

Billing Considerations

Document any pre-existing conditions that may affect healing or recovery.

Coding Guidelines

Inclusion Criteria

Use S13.5 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the code accurately reflects the specific injury and its location
  • Document the mechanism of injury and any associated conditions

Exclusion Criteria

Do NOT use S13.5 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99283CPT Code

Emergency department visit, level 3

Clinical Scenario

Used for initial evaluation of a sprain in the emergency department.

Documentation Requirements

Document the history, examination findings, and treatment plan.

Specialty Considerations

Emergency medicine providers should ensure comprehensive documentation to support the visit level.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of injuries, including those in the thyroid region, improving data accuracy and patient care tracking.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of injuries, including those in the thyroid region, improving data accuracy and patient care tracking.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of injuries, including those in the thyroid region, improving data accuracy and patient care tracking.

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 primary mechanism of injury for S13.5?

The primary mechanism of injury for S13.5 is typically trauma to the neck area, which can occur from falls, sports injuries, or motor vehicle accidents.