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v1.0.0
ICD-10 Guide
ICD-10 CodesM87.334

M87.334

Billable

Other secondary osteonecrosis of right ulna

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

Code Description

ICD-10 M87.334 is a billable code used to indicate a diagnosis of other secondary osteonecrosis of right ulna.

Key Diagnostic Point:

Osteonecrosis, also known as avascular necrosis, is a condition characterized by the death of bone tissue due to a lack of blood supply. In the case of M87.334, this specific code refers to secondary osteonecrosis affecting the right ulna, which can occur due to various underlying conditions such as corticosteroid use, alcohol abuse, or trauma. The right ulna is one of the two long bones in the forearm, and osteonecrosis in this area can lead to significant pain, limited range of motion, and potential complications such as fractures or joint degeneration. Diagnosis typically involves imaging studies like MRI or X-rays to assess the extent of bone damage. Treatment options may include conservative management with pain relief, physical therapy, or surgical interventions such as core decompression or joint replacement, depending on the severity of the condition. Accurate coding is essential for proper reimbursement and to reflect the complexity of the patient's condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between primary and secondary osteonecrosis.
  • Understanding the underlying causes of secondary osteonecrosis.
  • Accurate documentation of the affected site (right ulna).
  • Potential for co-existing conditions that may complicate coding.

Audit Risk Factors

  • Inadequate documentation of the underlying cause of osteonecrosis.
  • Failure to specify the affected bone accurately.
  • Lack of imaging studies to support the diagnosis.
  • Misclassification of osteonecrosis as osteomyelitis.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed clinical notes, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with pain in the forearm, history of corticosteroid use, or trauma.

Billing Considerations

Ensure clear documentation of the patient's history and any previous treatments.

Rheumatology

Documentation Requirements

Comprehensive assessment of systemic conditions contributing to osteonecrosis.

Common Clinical Scenarios

Patients with autoimmune disorders or chronic inflammatory conditions.

Billing Considerations

Document any comorbidities that may affect treatment and prognosis.

Coding Guidelines

Inclusion Criteria

Use M87.334 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the diagnosis is supported by clinical documentation and imaging studies
  • Include any relevant secondary diagnoses that may impact treatment

Exclusion Criteria

Do NOT use M87.334 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 osteonecrosis.

Documentation Requirements

Document the joint involved and the reason for the procedure.

Specialty Considerations

Orthopedic specialists should ensure proper coding for joint injections.

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 patient records and facilitating better treatment planning and reimbursement.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, improving the accuracy of patient records and facilitating better treatment planning and reimbursement.

Reimbursement & Billing Impact

reimbursement.

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 secondary osteonecrosis?

Common causes include corticosteroid use, alcohol abuse, trauma, and certain medical conditions such as lupus or sickle cell disease.