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ICD-10 Guide
ICD-10 CodesM87.10

M87.10

Billable

Osteonecrosis due to drugs, unspecified bone

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

Code Description

ICD-10 M87.10 is a billable code used to indicate a diagnosis of osteonecrosis due to drugs, unspecified bone.

Key Diagnostic Point:

Osteonecrosis due to drugs, also known as avascular necrosis, is a condition characterized by the death of bone tissue due to a lack of blood supply, often precipitated by the use of certain medications. This condition can affect any bone but is most commonly seen in the femoral head, knee, and shoulder. The pathophysiology involves the disruption of blood flow, leading to bone cell death and subsequent bone collapse. Patients may present with joint pain, limited range of motion, and, in advanced cases, joint dysfunction. Risk factors include long-term use of corticosteroids, excessive alcohol consumption, and certain medical conditions such as lupus or sickle cell disease. Diagnosis typically involves imaging studies such as MRI or X-rays to assess bone integrity and identify necrotic areas. Treatment options may include medication adjustments, physical therapy, or surgical interventions such as core decompression or joint replacement, depending on the severity of the condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of drugs that can cause osteonecrosis, complicating documentation.
  • Need for precise identification of the affected bone for accurate coding.
  • Differentiation from other bone conditions like osteomyelitis.
  • Potential for multiple underlying conditions contributing to osteonecrosis.

Audit Risk Factors

  • Inadequate documentation of drug history.
  • Failure to specify the affected bone.
  • Misdiagnosis or confusion with osteomyelitis.
  • Lack of imaging studies to support diagnosis.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed history of medication use, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with joint pain and a history of corticosteroid use.

Billing Considerations

Ensure clear documentation of the affected bone and any surgical interventions.

Rheumatology

Documentation Requirements

Comprehensive assessment of underlying conditions and medication history.

Common Clinical Scenarios

Patients with autoimmune disorders on long-term immunosuppressive therapy.

Billing Considerations

Document the relationship between drug therapy and osteonecrosis development.

Coding Guidelines

Inclusion Criteria

Use M87.10 When
  • According to ICD
  • 10 guidelines, M87
  • 10 should be used when the specific bone affected is not documented
  • Coders should ensure that the diagnosis is supported by clinical documentation and imaging studies

Exclusion Criteria

Do NOT use M87.10 When
  • Exclusion criteria include cases where osteonecrosis is due to trauma or other identifiable causes

Related ICD-10 Codes

Related CPT Codes

20610CPT Code

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

Clinical Scenario

Used for joint pain management in patients with osteonecrosis.

Documentation Requirements

Document indication for procedure and joint involved.

Specialty Considerations

Orthopedic specialists may perform this procedure for symptomatic relief.

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 ability to track and manage this condition. M87.10 provides a broad category for cases where the specific bone is not documented, but encourages thorough documentation to enhance care quality.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, improving the ability to track and manage this condition. M87.10 provides a broad category for cases where the specific bone is not documented, but encourages thorough documentation to enhance care quality.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, improving the ability to track and manage this condition. M87.10 provides a broad category for cases where the specific bone is not documented, but encourages thorough documentation to enhance care quality.

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 with M87.10?

The primary cause of osteonecrosis coded with M87.10 is the use of certain medications, particularly corticosteroids, which can disrupt blood supply to the bone.