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ICD-10 Guide
ICD-10 CodesM87.242

M87.242

Billable

Osteonecrosis due to previous trauma, left hand

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

Code Description

ICD-10 M87.242 is a billable code used to indicate a diagnosis of osteonecrosis due to previous trauma, left hand.

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 M87.242, the osteonecrosis is specifically attributed to previous trauma sustained in the left hand. This condition can occur after fractures, dislocations, or other injuries that compromise the blood supply to the bone. The left hand, being a complex structure with multiple bones, can be particularly susceptible to osteonecrosis following trauma. Symptoms may include pain, swelling, and limited range of motion in the affected area. Diagnosis typically involves imaging studies such as X-rays or MRI to assess the extent of bone damage. Treatment options may vary from conservative management, including pain relief and physical therapy, to surgical interventions like bone grafting or joint replacement in severe cases. Understanding the underlying cause of osteonecrosis is crucial for effective management and prevention of further complications.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of the relationship between trauma and osteonecrosis.
  • Differentiation from other bone conditions such as osteomyelitis.
  • Need for precise documentation of previous trauma.
  • Potential for multiple codes if other conditions are present.

Audit Risk Factors

  • Inadequate documentation of prior trauma.
  • Misclassification of osteonecrosis as osteomyelitis.
  • Failure to document the specific location of the osteonecrosis.
  • Inconsistent coding of associated conditions.

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

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

Common Clinical Scenarios

Patients presenting with pain in the left hand following a fracture or dislocation.

Billing Considerations

Ensure clear documentation of the timeline between trauma and onset of symptoms.

Physical Medicine and Rehabilitation

Documentation Requirements

Functional assessments and rehabilitation plans post-trauma.

Common Clinical Scenarios

Patients undergoing rehabilitation after surgical intervention for osteonecrosis.

Billing Considerations

Documenting the impact of osteonecrosis on functional abilities is crucial.

Coding Guidelines

Inclusion Criteria

Use M87.242 When
  • According to ICD
  • 10 guidelines, M87
  • 242 should be used when there is clear documentation of osteonecrosis due to prior trauma
  • It is important to ensure that the left hand is specified, and any associated conditions are coded appropriately
  • induced osteonecrosis

Exclusion Criteria

Do NOT use M87.242 When
  • Exclusions include conditions that do not relate to trauma

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 indication for the procedure and any imaging studies performed.

Specialty Considerations

Orthopedic specialists should ensure clear documentation of the joint involved.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, enabling better tracking of conditions related to trauma. M87.242 provides a clear distinction between osteonecrosis due to trauma and other types, improving the accuracy of patient records and treatment plans.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, enabling better tracking of conditions related to trauma. M87.242 provides a clear distinction between osteonecrosis due to trauma and other types, improving the accuracy of patient records and treatment plans.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of osteonecrosis, enabling better tracking of conditions related to trauma. M87.242 provides a clear distinction between osteonecrosis due to trauma and other types, improving the accuracy of patient records and treatment plans.

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 in M87.242?

The primary cause of osteonecrosis in this code is previous trauma that has compromised blood supply to the bone in the left hand.