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ICD-10 Guide
ICD-10 CodesM87.044

M87.044

Billable

Idiopathic aseptic necrosis of right finger(s)

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

Code Description

ICD-10 M87.044 is a billable code used to indicate a diagnosis of idiopathic aseptic necrosis of right finger(s).

Key Diagnostic Point:

Idiopathic aseptic necrosis of the right finger(s) refers to the localized death of bone tissue in the fingers due to a lack of blood supply, without any identifiable cause. This condition is characterized by the absence of infection (aseptic) and is often seen in young adults and adolescents. The necrosis can lead to pain, swelling, and limited mobility in the affected fingers. The etiology remains unclear, but it may be associated with factors such as trauma, vascular insufficiency, or metabolic disorders. Diagnosis typically involves imaging studies, such as X-rays or MRI, to visualize bone changes. Treatment options may include conservative management with rest and immobilization, or surgical interventions in more severe cases. The condition can lead to complications such as joint deformities or chronic pain if not properly managed.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Lack of clear etiology complicates diagnosis and coding.
  • Differentiation from other forms of osteonecrosis is necessary.
  • Requires thorough documentation of symptoms and imaging results.
  • Potential for misclassification with related codes.

Audit Risk Factors

  • Inadequate documentation of symptoms and imaging findings.
  • Misuse of related codes leading to incorrect billing.
  • Failure to specify laterality (right vs. left).
  • Inconsistent clinical notes regarding treatment plans.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed clinical notes, imaging reports, and treatment plans.

Common Clinical Scenarios

Patients presenting with finger pain and limited range of motion, often after trauma.

Billing Considerations

Ensure clear documentation of the absence of infection and other causes of necrosis.

Radiology

Documentation Requirements

Comprehensive imaging reports detailing findings of necrosis.

Common Clinical Scenarios

Imaging studies requested for unexplained finger pain.

Billing Considerations

Radiologists should clearly indicate the absence of infection in reports.

Coding Guidelines

Inclusion Criteria

Use M87.044 When
  • Follow official ICD
  • 10 guidelines for coding osteonecrosis, ensuring accurate documentation of laterality and absence of infection
  • Include any relevant clinical findings and imaging results

Exclusion Criteria

Do NOT use M87.044 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 when joint aspiration is performed to relieve pain associated with necrosis.

Documentation Requirements

Document the reason for aspiration and findings.

Specialty Considerations

Orthopedic specialists should ensure clear documentation of the procedure and its necessity.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 allows for more specific coding of conditions like idiopathic aseptic necrosis, improving data accuracy and facilitating better patient management.

ICD-9 vs ICD-10

The transition to ICD-10 allows for more specific coding of conditions like idiopathic aseptic necrosis, improving data accuracy and facilitating better patient management.

Reimbursement & Billing Impact

The transition to ICD-10 allows for more specific coding of conditions like idiopathic aseptic necrosis, improving data accuracy and 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 is the primary cause of idiopathic aseptic necrosis?

The primary cause remains unknown, but it is believed to be related to factors such as trauma, vascular insufficiency, or metabolic disorders.