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ICD-10 Guide
ICD-10 CodesM67.321

M67.321

Billable

Transient synovitis, right elbow

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/17/2025

Code Description

ICD-10 M67.321 is a billable code used to indicate a diagnosis of transient synovitis, right elbow.

Key Diagnostic Point:

Transient synovitis of the elbow is a temporary inflammatory condition affecting the synovial membrane of the elbow joint. It is characterized by swelling, pain, and limited range of motion, often following minor trauma or overuse. The condition is more common in children but can occur in adults, particularly those engaged in repetitive activities. The inflammation leads to an accumulation of synovial fluid, which can cause discomfort and restrict movement. Diagnosis typically involves a clinical examination, imaging studies such as ultrasound or MRI, and sometimes aspiration of the joint to relieve pressure and confirm the diagnosis. Treatment usually includes rest, ice, anti-inflammatory medications, and physical therapy. In severe cases, corticosteroid injections may be considered. The condition is self-limiting, and most patients recover fully with appropriate management. However, it is essential to differentiate transient synovitis from other conditions such as septic arthritis or rheumatoid arthritis, which may require different treatment approaches.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from other synovial disorders
  • Need for precise documentation of symptoms and duration
  • Potential overlap with other codes for elbow conditions
  • Variability in treatment approaches

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to specify laterality (right vs. left)
  • Misdiagnosis due to similarity with other conditions
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed clinical notes, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with elbow pain after sports injuries or repetitive strain.

Billing Considerations

Ensure clear documentation of the mechanism of injury and response to treatment.

Pediatrics

Documentation Requirements

Growth and development assessments, parental reports of symptoms.

Common Clinical Scenarios

Children with elbow pain following minor trauma or sports activities.

Billing Considerations

Consider developmental factors and the potential for misdiagnosis with other pediatric conditions.

Coding Guidelines

Inclusion Criteria

Use M67.321 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the condition's duration and severity
  • Include any relevant imaging studies and treatment plans

Exclusion Criteria

Do NOT use M67.321 When
  • Exclude codes for chronic conditions or those requiring surgical intervention unless explicitly documented

Related ICD-10 Codes

Related CPT Codes

20610CPT Code

Arthrocentesis, aspiration and/or injection into a major joint or bursa

Clinical Scenario

Used when joint aspiration is performed to relieve pressure from effusion.

Documentation Requirements

Document the indication for aspiration, the amount of fluid removed, and any subsequent treatment.

Specialty Considerations

Orthopedic specialists may perform this procedure more frequently in cases of synovitis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of transient synovitis, improving the accuracy of data collection and reimbursement processes. It has also facilitated better tracking of treatment outcomes and resource utilization.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of transient synovitis, improving the accuracy of data collection and reimbursement processes. It has also facilitated better tracking of treatment outcomes and resource utilization.

Reimbursement & Billing Impact

reimbursement processes. It has also facilitated better tracking of treatment outcomes and resource utilization.

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 treatment for transient synovitis?

The primary treatment includes rest, ice application, and non-steroidal anti-inflammatory drugs (NSAIDs) to reduce pain and inflammation. Physical therapy may also be recommended to restore range of motion.