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ICD-10 Guide
ICD-10 CodesM87.2

M87.2

Billable

Osteonecrosis due to previous trauma

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

Code Description

ICD-10 M87.2 is a billable code used to indicate a diagnosis of osteonecrosis due to previous trauma.

Key Diagnostic Point:

Osteonecrosis due to previous trauma refers to the death of bone tissue resulting from a lack of blood supply, often following an injury or trauma to the bone. This condition can occur in any bone but is most commonly seen in the hip, knee, and shoulder. The trauma may lead to microfractures and subsequent collapse of the bone structure, which can result in severe pain and functional impairment. Patients may present with joint pain, limited range of motion, and swelling. Diagnosis typically involves imaging studies such as MRI or X-rays, which can reveal changes in bone density and structure. Treatment options vary based on the severity of the condition and may include conservative management with pain relief and physical therapy, or surgical interventions such as core decompression or joint replacement. Understanding the relationship between trauma and osteonecrosis is crucial for effective management and coding of this condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between osteonecrosis and other bone conditions such as osteomyelitis.
  • Understanding the specific type of trauma that led to the condition.
  • Documenting the severity and stage of osteonecrosis accurately.
  • Identifying co-existing conditions that may complicate the diagnosis.

Audit Risk Factors

  • Inadequate documentation of the trauma history.
  • Failure to specify the location of osteonecrosis.
  • Misclassification of osteonecrosis as osteomyelitis.
  • Lack of imaging results to support the diagnosis.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

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

Common Clinical Scenarios

Post-traumatic osteonecrosis following fractures or dislocations.

Billing Considerations

Ensure accurate staging of osteonecrosis for appropriate coding.

Radiology

Documentation Requirements

Clear imaging reports indicating the presence of osteonecrosis.

Common Clinical Scenarios

Imaging studies performed to assess bone viability post-trauma.

Billing Considerations

Radiologists should provide detailed descriptions of findings to support coding.

Coding Guidelines

Inclusion Criteria

Use M87.2 When
  • Follow official ICD
  • 10 coding guidelines, ensuring that the diagnosis is supported by clinical documentation and imaging studies
  • Include any relevant history of trauma and specify the affected bone

Exclusion Criteria

Do NOT use M87.2 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 osteonecrosis cases.

Documentation Requirements

Document the joint involved and the reason for the procedure.

Specialty Considerations

Orthopedic specialists should ensure proper documentation of the procedure's necessity.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

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 osteonecrosis coded as M87.2?

The primary cause is previous trauma that disrupts blood flow to the bone, leading to necrosis.