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ICD-10 Guide
ICD-10 CodesM61.471

M61.471

Billable

Other calcification of muscle, right ankle and foot

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

Code Description

ICD-10 M61.471 is a billable code used to indicate a diagnosis of other calcification of muscle, right ankle and foot.

Key Diagnostic Point:

M61.471 refers to the condition characterized by abnormal calcification of muscle tissue specifically located in the right ankle and foot. This condition can arise from various underlying causes, including trauma, chronic inflammation, or metabolic disorders. Calcification in muscle can lead to stiffness, pain, and reduced mobility, impacting the patient's quality of life. Clinically, patients may present with localized tenderness, swelling, and muscle weakness in the affected area. Diagnosis typically involves imaging studies such as X-rays or MRI to visualize the calcified areas and differentiate them from other potential causes of muscle pain or dysfunction. Treatment may include physical therapy, pain management, and in some cases, surgical intervention to remove the calcified tissue if it severely affects function. Understanding the etiology and implications of muscle calcification is crucial for effective management and coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of muscle disorders and their implications.
  • Differentiation from other musculoskeletal conditions.
  • Need for precise documentation of location and extent of calcification.
  • Potential overlap with other ICD-10 codes related to muscle disorders.

Audit Risk Factors

  • Inadequate documentation of the clinical findings.
  • Failure to specify the exact location of calcification.
  • Misinterpretation of imaging results leading to incorrect coding.
  • Lack of correlation between diagnosis and treatment provided.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed clinical notes including history, physical examination findings, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with pain and stiffness in the ankle and foot, often following trauma or chronic overuse.

Billing Considerations

Ensure that all imaging studies are documented and correlate with the diagnosis to support the coding.

Rheumatology

Documentation Requirements

Comprehensive assessment of systemic conditions that may contribute to muscle calcification, including lab results.

Common Clinical Scenarios

Patients with autoimmune disorders presenting with muscle pain and calcification.

Billing Considerations

Document any underlying rheumatologic conditions that may influence the calcification process.

Coding Guidelines

Inclusion Criteria

Use M61.471 When
  • According to ICD
  • 10 guidelines, M61
  • 471 should be used when there is clear documentation of calcification in the muscle of the right ankle and foot
  • It is important to ensure that the condition is not a result of trauma or other specified conditions that may have their own codes

Exclusion Criteria

Do NOT use M61.471 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

73030CPT Code

Radiologic examination, ankle, two views

Clinical Scenario

Used to assess calcification in the muscle of the ankle.

Documentation Requirements

Radiology report must clearly indicate the presence of calcification.

Specialty Considerations

Orthopedic specialists should ensure correlation with clinical findings.

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 muscle calcification, improving the accuracy of diagnoses and treatment plans. M61.471 provides a clear distinction from other muscle disorders, facilitating better patient management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like muscle calcification, improving the accuracy of diagnoses and treatment plans. M61.471 provides a clear distinction from other muscle disorders, facilitating better patient management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of conditions like muscle calcification, improving the accuracy of diagnoses and treatment plans. M61.471 provides a clear distinction from other muscle disorders, facilitating better patient management.

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 are the common causes of muscle calcification?

Common causes include trauma, chronic inflammation, metabolic disorders, and certain systemic diseases. It is important to evaluate the patient's history and clinical presentation to determine the underlying cause.