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v1.0.0
ICD-10 Guide
DiagnosesAvascular Necrosis Of Hip

Avascular Necrosis Of Hip

ICD-10 Coding for Avascular Necrosis of Hip(M87.851, M87.852, M87.859)

PRIMARY SPECIALTYOrthopedics
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Avascular Necrosis Of Hip?
Essential facts and insights about Avascular Necrosis of Hip

Key Clinical Considerations:

  • Pain in the hip joint, especially with weight-bearing activities
  • MRI or CT scan showing bone marrow edema or subchondral fractures
  • Limited range of motion and tenderness upon palpation of the hip

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including risk factors (e.g., corticosteroid use, alcohol abuse)
  • Detailed physical examination findings
  • Imaging results and their interpretations

Coding Guidelines

Usage Guidelines & Examples

  • Follow ICD-10 guidelines for specificity in coding avascular necrosis.
  • Common errors include using unspecified codes when specific codes are available.

Code Exclusions

Important Exclusions

  • Osteoarthritis of the hip
  • Fractures of the hip
  • Other conditions causing hip pain

Related ICD-10 Codes

Primary Codes
M87.051
Avascular necrosis of right hip
M87.052
Avascular necrosis of left hip
M87.059
Avascular necrosis of unspecified hip
Ancillary Codes
Z79.51
Z72.0
Differential Codes
M16.9

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Orthopedics

Specialty Applications

  • Adults aged 30-60, particularly those with risk factors.
  • Orthopedic clinics, hospitals, and rehabilitation centers.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Include patient history, physical exam findings, and imaging results.

What are the billing considerations?

Ensure accurate coding based on the specific hip affected and document all relevant clinical information.