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ICD-10 Guide
ICD-10 CodesM61.07

M61.07

Billable

Myositis ossificans traumatica, ankle and foot

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

Code Description

ICD-10 M61.07 is a billable code used to indicate a diagnosis of myositis ossificans traumatica, ankle and foot.

Key Diagnostic Point:

Myositis ossificans traumatica is a condition characterized by the abnormal formation of bone tissue within muscle or connective tissue following trauma. This condition typically occurs after a significant injury, such as fractures, contusions, or surgical procedures, particularly in the ankle and foot regions. The process begins with inflammation of the muscle tissue, which can lead to muscle weakness and impaired mobility. Over time, the inflammation may progress to calcification and ossification, resulting in the formation of bone in the affected muscle. Patients may experience pain, swelling, and limited range of motion in the affected area. Diagnosis is often confirmed through imaging studies such as X-rays or MRI, which can reveal the presence of heterotopic ossification. Treatment may involve physical therapy, pain management, and in some cases, surgical intervention to remove the ossified tissue. Early recognition and management are crucial to prevent long-term complications and restore function.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of muscle disorders and their implications.
  • Differentiation from other types of myositis and ossification disorders.
  • Need for precise documentation of trauma history.
  • Potential for co-existing conditions affecting coding.

Audit Risk Factors

  • Inadequate documentation of the traumatic event leading to myositis.
  • Failure to document the specific location of ossification.
  • Misclassification of myositis types.
  • Lack of imaging studies to support diagnosis.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed history of trauma, imaging results, and treatment plans.

Common Clinical Scenarios

Post-surgical complications, sports injuries, and trauma-related muscle injuries.

Billing Considerations

Ensure accurate documentation of the mechanism of injury and any surgical interventions.

Physical Medicine and Rehabilitation

Documentation Requirements

Functional assessments, therapy progress notes, and pain management strategies.

Common Clinical Scenarios

Rehabilitation following trauma, management of pain and mobility issues.

Billing Considerations

Focus on documenting functional limitations and rehabilitation goals.

Coding Guidelines

Inclusion Criteria

Use M61.07 When
  • According to ICD
  • 10 guidelines, M61
  • 07 should be used when there is clear documentation of myositis ossificans resulting from trauma specifically in the ankle and foot
  • Coders should ensure that the diagnosis is supported by clinical findings and imaging studies

Exclusion Criteria

Do NOT use M61.07 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

20610CPT Code

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

Clinical Scenario

Used for pain management in patients with myositis ossificans.

Documentation Requirements

Document the indication for the procedure and the patient's response.

Specialty Considerations

Orthopedic specialists should ensure proper coding for joint-related procedures.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like myositis ossificans, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like myositis ossificans, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of conditions like myositis ossificans, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

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 myositis ossificans traumatica?

Myositis ossificans traumatica is a condition where bone tissue forms in muscle or connective tissue due to trauma, leading to pain and restricted movement.

How is myositis ossificans diagnosed?

Diagnosis is typically made through clinical evaluation and imaging studies, such as X-rays or MRI, which can show the presence of abnormal bone formation.

What are the treatment options for myositis ossificans?

Treatment may include physical therapy, pain management, and in some cases, surgical removal of the ossified tissue.