ICD-10 Coding for Avascular Necrosis of Hip(M87.851, M87.852, M87.859)
Complete ICD-10-CM coding and documentation guide for Avascular Necrosis of Hip. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Avascular Necrosis of Hip
M87.85-Primary Range
Osteonecrosis of femur
This range includes codes specific to avascular necrosis of the femoral head, with laterality specified.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| M87.851 | Osteonecrosis of right femur | Use when avascular necrosis is confirmed in the right femoral head with documented laterality. |
|
| M87.852 | Osteonecrosis of left femur | Use when avascular necrosis is confirmed in the left femoral head with documented laterality. |
|
| M87.859 | Osteonecrosis of unspecified femur | Use when avascular necrosis is confirmed but laterality cannot be determined. |
|
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 avascular necrosis of hip
Essential facts and insights about Avascular Necrosis of Hip
Primary ICD-10-CM Codes for avascular necrosis of hip
Decision Criteria
clinical Criteria
- MRI confirmation of AVN in the right femoral head
Applicable To
- Avascular necrosis of right femoral head
Excludes
- Osteoarthritis of right hip (M16.9)
Clinical Validation Requirements
- MRI findings showing subchondral collapse
- History of corticosteroid use or alcohol abuse
Code-Specific Risks
- Incorrect laterality documentation can lead to coding errors.
Coding Notes
- Ensure laterality is documented to avoid unspecified codes.
M87.852 - Osteonecrosis of left femur
Use when avascular necrosis is confirmed in the left femoral head with documented laterality.
Applicable To
- Avascular necrosis of left femoral head
Excludes
- Osteoarthritis of left hip (M16.9)
Clinical Validation Requirements
- MRI findings showing subchondral collapse
- History of corticosteroid use or alcohol abuse
Coding Notes
Ensure laterality is documented to avoid unspecified codes.
M87.859 - Osteonecrosis of unspecified femur
Use when avascular necrosis is confirmed but laterality cannot be determined.
Applicable To
- Avascular necrosis of femoral head, unspecified
Excludes
- Osteoarthritis of hip, unspecified (M16.9)
Clinical Validation Requirements
- MRI findings showing subchondral collapse
- History of corticosteroid use or alcohol abuse
Coding Notes
Avoid using unspecified codes unless absolutely necessary.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Osteoarthritis of hip, unspecified
M16.9Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Avascular Necrosis of Hip to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M87.851.
Impact
Clinical: May affect treatment decisions., Regulatory: Non-compliance with documentation standards., Financial: Potential for denied claims.
Mitigation Strategy
Always include etiology in patient history., Use templates to ensure comprehensive documentation.
Impact
Reimbursement: May lead to reduced reimbursement due to unspecified coding., Compliance: Non-compliance with coding standards., Data Quality: Decreases accuracy of clinical data.
Mitigation Strategy
Always document and code the specific side affected by AVN.
Impact
Failure to document laterality can lead to audit findings.
Mitigation Strategy
Implement mandatory fields in EHR for laterality.
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 Avascular Necrosis of Hip, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Avascular Necrosis of Hip
Use these documentation templates to ensure complete and accurate documentation for Avascular Necrosis of Hip. These templates include all required elements for proper coding and billing.
Orthopedic Evaluation for AVN
Specialty: OrthopedicsRequired Elements
- Patient history of corticosteroid use or alcohol abuse
- MRI findings with specific laterality
- Stage of AVN using ARCO/Ficat classification
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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