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ICD-10 Coding for Bilateral Knee Arthritis(M17.0, M17.2)

Complete ICD-10-CM coding and documentation guide for Bilateral Knee Arthritis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Bilateral Knee OsteoarthritisDegenerative Joint Disease of Both Knees

Related ICD-10 Code Ranges

Complete code families applicable to Bilateral Knee Arthritis

M15-M19Primary Range

Osteoarthritis

This range includes all osteoarthritis codes, with specific codes for bilateral knee osteoarthritis.

Body Mass Index (BMI)

Used to code BMI when obesity is a contributing factor to osteoarthritis.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
M17.0Bilateral primary osteoarthritis of kneeUse when bilateral knee osteoarthritis is primary and not due to trauma or other secondary causes.
  • X-ray evidence of joint space narrowing
  • Osteophytes on imaging
M17.2Bilateral post-traumatic osteoarthritisUse when osteoarthritis is secondary to documented knee trauma.
  • History of knee trauma
  • Imaging showing post-traumatic changes

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 bilateral knee arthritis

Essential facts and insights about Bilateral Knee Arthritis

The ICD-10 code for bilateral knee arthritis is M17.0 for primary osteoarthritis and M17.2 for post-traumatic osteoarthritis.

Primary ICD-10-CM Codes for bilateral knee arthritis

Bilateral primary osteoarthritis of knee
Billable Code

Decision Criteria

clinical Criteria

  • Presence of bilateral knee pain with imaging showing osteoarthritis changes.

Applicable To

  • Degenerative joint disease of both knees

Excludes

  • Post-traumatic osteoarthritis (M17.2)

Clinical Validation Requirements

  • X-ray evidence of joint space narrowing
  • Osteophytes on imaging

Code-Specific Risks

  • Incorrectly coding as unspecified osteoarthritis

Coding Notes

  • Ensure documentation specifies 'primary' to avoid incorrect coding.

Ancillary Codes

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

Body mass index (BMI) 40.0-44.9, adult

Z68.41
Use when obesity is a contributing factor to the osteoarthritis.

Differential Codes

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

Bilateral post-traumatic osteoarthritis

M17.2
Requires documentation of prior knee trauma.

Bilateral primary osteoarthritis of knee

M17.0
No history of trauma.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Bilateral Knee Arthritis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M17.0.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims due to insufficient documentation.

Mitigation Strategy

Always include imaging results in patient records., Ensure imaging supports the diagnosis.

Impact

Reimbursement: May lead to reduced reimbursement due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of patient records.

Mitigation Strategy

Always specify laterality and type of osteoarthritis.

Impact

Failure to document laterality can lead to incorrect coding.

Mitigation Strategy

Implement a checklist to ensure laterality is documented.

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 Bilateral Knee Arthritis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Bilateral Knee Arthritis

Use these documentation templates to ensure complete and accurate documentation for Bilateral Knee Arthritis. These templates include all required elements for proper coding and billing.

Bilateral knee osteoarthritis evaluation

Specialty: Orthopedics

Required Elements

  • Patient history
  • Physical examination findings
  • Imaging results
  • Treatment history

Example Documentation

67M with 5-year history of progressive bilateral knee pain. Failed naproxen, physical therapy (12 sessions), and bilateral corticosteroid injections. X-rays show bilateral medial joint space narrowing.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has bad knees.
Good Documentation Example
Bilateral primary OA with Kellgren-Lawrence Grade 3 changes on X-ray.
Explanation
The good example provides specific clinical findings and grading, which are necessary for accurate coding.

Need help with ICD-10 coding for Bilateral Knee Arthritis? Ask your questions below.

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