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ICD-10 Coding for Right Hip Avascular Necrosis(M87.051, M87.151, M87.251)

Complete ICD-10-CM coding and documentation guide for Right Hip Avascular Necrosis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Right Hip AVNOsteonecrosis of the Right Hip

Related ICD-10 Code Ranges

Complete code families applicable to Right Hip Avascular Necrosis

M87.0-M87.9Primary Range

Osteonecrosis

This range includes codes for avascular necrosis of the bone, specifically addressing different etiologies and locations, including the right hip.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
M87.051Idiopathic aseptic necrosis of right femurUse when AVN is confirmed idiopathic with no underlying cause.
  • MRI confirmation of necrosis
  • Absence of identifiable cause
M87.151Osteonecrosis due to drugs, right femurUse when AVN is directly linked to drug use.
  • Documented history of drug use, particularly corticosteroids
  • MRI showing necrosis pattern
M87.251Osteonecrosis due to trauma, right femurUse when AVN is a result of trauma.
  • History of trauma to the hip
  • Imaging showing necrosis adjacent to fracture site

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for right hip avascular necrosis

Essential facts and insights about Right Hip Avascular Necrosis

The ICD-10 code for idiopathic avascular necrosis of the right femur is M87.051. Use M87.151 for drug-induced and M87.251 for post-traumatic cases.

Primary ICD-10-CM Codes for right hip avn

Idiopathic aseptic necrosis of right femur
Billable Code

Decision Criteria

clinical Criteria

  • Confirmed AVN with no identifiable cause

documentation Criteria

  • MRI findings and absence of trauma or drug use

Applicable To

  • Idiopathic avascular necrosis of right femoral head

Excludes

  • Post-traumatic osteonecrosis (M87.25-)

Clinical Validation Requirements

  • MRI confirmation of necrosis
  • Absence of identifiable cause

Code-Specific Risks

  • Risk of unspecified coding if etiology is not documented.

Coding Notes

  • Ensure documentation specifies idiopathic nature and confirms with imaging.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Pain in right hip

M25.551
Use for documenting pain management as a focus of treatment.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Osteonecrosis due to drugs, right femur

M87.151
Use when AVN is linked to drug use, such as corticosteroids.

Osteonecrosis due to trauma, right femur

M87.251
Use when AVN follows a traumatic event.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Right Hip Avascular Necrosis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M87.051.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Increases risk of audit failure., Financial: Can result in claim denials or reduced payments.

Mitigation Strategy

Ensure all imaging results are included in the patient record., Use standardized templates for documentation.

Impact

Reimbursement: May lead to claim denials or reduced reimbursement., Compliance: Increases risk of audit due to unspecified coding., Data Quality: Impacts accuracy of clinical data and patient records.

Mitigation Strategy

Always document and code the specific cause of AVN if known.

Impact

Using unspecified codes increases audit risk.

Mitigation Strategy

Always document and code the specific etiology of AVN.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Right Hip Avascular Necrosis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Right Hip Avascular Necrosis

Use these documentation templates to ensure complete and accurate documentation for Right Hip Avascular Necrosis. These templates include all required elements for proper coding and billing.

Orthopedic evaluation for right hip AVN

Specialty: Orthopedics

Required Elements

  • Patient history including drug use or trauma
  • Detailed physical examination findings
  • Imaging results with stage classification
  • Treatment plan

Example Documentation

**Subjective**: "Worsening right groin pain x 3mo, unable to climb stairs." **Objective**: ROM: Flexion 0-90° (pain at 70°), internal rotation 0-5°. MRI: 8mm necrotic lesion anterolateral right femoral head (ARCO Stage II). Labs: ESR 12 mm/hr (normal). **Assessment**: Idiopathic AVN right hip (M87.051), ARCO Stage II. **Plan**: Core decompression scheduled; avoid weight-bearing.

Examples: Poor vs. Good Documentation

Poor Documentation Example
"AVN noted, plan surgery."
Good Documentation Example
"ARCO Stage II idiopathic AVN right hip (30% involvement on MRI); failed 12wk conservative care; THA indicated per AAOS guidelines."
Explanation
The good example provides detailed staging, imaging findings, and treatment rationale, improving clarity and compliance.

Need help with ICD-10 coding for Right Hip Avascular Necrosis? Ask your questions below.

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