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ICD-10 Guide
ICD-10 CodesM86.07

M86.07

Billable

Acute hematogenous osteomyelitis, ankle and foot

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

Code Description

ICD-10 M86.07 is a billable code used to indicate a diagnosis of acute hematogenous osteomyelitis, ankle and foot.

Key Diagnostic Point:

Acute hematogenous osteomyelitis is a severe bone infection that occurs when bacteria enter the bloodstream and infect the bone tissue, particularly in the ankle and foot regions. This condition is often seen in children but can occur in adults, especially those with compromised immune systems or chronic conditions. The infection typically arises from a distant site, such as skin infections or respiratory infections, and can lead to significant morbidity if not promptly diagnosed and treated. Symptoms may include localized pain, swelling, redness, and fever. Diagnosis is often confirmed through imaging studies such as MRI or CT scans, which can reveal bone edema and abscess formation. Treatment usually involves a combination of antibiotics and, in some cases, surgical intervention to remove necrotic tissue. Early recognition and management are crucial to prevent complications such as chronic osteomyelitis or limb loss.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between acute and chronic osteomyelitis
  • Identifying the specific anatomical site affected
  • Understanding the underlying causes and risk factors
  • Navigating the documentation requirements for antibiotic therapy

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to specify the site of infection accurately
  • Lack of evidence for acute presentation
  • Inconsistent coding of co-existing conditions

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed clinical notes on the patient's history, physical examination findings, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with acute pain and swelling in the ankle or foot, often following a recent infection.

Billing Considerations

Ensure that all imaging studies and lab results are documented to support the diagnosis.

Infectious Disease

Documentation Requirements

Thorough documentation of the patient's infection history, laboratory results, and response to antibiotic therapy.

Common Clinical Scenarios

Patients with systemic symptoms of infection and localized bone pain, requiring evaluation for hematogenous spread.

Billing Considerations

Document the source of infection and any underlying conditions that may predispose the patient to osteomyelitis.

Coding Guidelines

Inclusion Criteria

Use M86.07 When
  • According to ICD
  • 10 guidelines, M86
  • 07 should be used when the documentation specifies acute hematogenous osteomyelitis affecting the ankle and foot
  • It is essential to ensure that the diagnosis is supported by clinical findings and imaging studies

Exclusion Criteria

Do NOT use M86.07 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 pressure or obtain fluid for analysis in suspected osteomyelitis.

Documentation Requirements

Document the indication for the procedure, findings, and any fluid analysis results.

Specialty Considerations

Orthopedic specialists should ensure that the procedure is justified based on clinical findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of osteomyelitis cases, improving the accuracy of data collection and reimbursement processes. M86.07 provides a clear distinction between acute and chronic cases, which is essential for appropriate management and treatment.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteomyelitis cases, improving the accuracy of data collection and reimbursement processes. M86.07 provides a clear distinction between acute and chronic cases, which is essential for appropriate management and treatment.

Reimbursement & Billing Impact

reimbursement processes. M86.07 provides a clear distinction between acute and chronic cases, which is essential for appropriate management and treatment.

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 acute hematogenous osteomyelitis?

Common causes include bacterial infections from distant sites, such as skin infections, respiratory infections, or IV drug use. Staphylococcus aureus is the most frequently isolated pathogen.