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ICD-10 Coding for Knee Joint Osteoarthritis(M17.0, M17.11)

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

Also known as:

Degenerative Joint Disease of the KneeKnee OA

Related ICD-10 Code Ranges

Complete code families applicable to Knee Joint Osteoarthritis

M17.0-M17.9Primary Range

Osteoarthritis of the knee

This range covers all types of knee osteoarthritis, including primary, secondary, and post-traumatic forms.

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 both knees are affected by primary osteoarthritis.
  • Radiographic evidence of bilateral joint space narrowing
  • Presence of osteophytes
M17.11Unilateral primary osteoarthritis, right kneeUse when only the right knee is affected by primary osteoarthritis.
  • Radiographic evidence of joint space narrowing in the right knee
  • Symptoms of morning stiffness and crepitus

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 osteoarthritis

Essential facts and insights about Knee Joint Osteoarthritis

The ICD-10 code for bilateral knee osteoarthritis is M17.0.

Primary ICD-10-CM Codes for knee joint osteoarthritis

Bilateral primary osteoarthritis of knee
Billable Code

Decision Criteria

clinical Criteria

  • Bilateral knee pain with radiographic confirmation

Applicable To

  • Bilateral knee osteoarthritis

Excludes

  • Post-traumatic osteoarthritis (M17.3x)

Clinical Validation Requirements

  • Radiographic evidence of bilateral joint space narrowing
  • Presence of osteophytes

Code-Specific Risks

  • Ensure bilateral involvement is documented.

Coding Notes

  • Ensure documentation specifies bilateral involvement.

Ancillary Codes

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

BMI ≥40

Z68.3x
Use to document obesity as a comorbidity.

Pain in right knee

M25.561
Use to document associated knee pain.

Differential Codes

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

Derangement of meniscus due to old tear or injury

M23.2
Use when meniscal injury is the primary diagnosis.

Traumatic arthropathy, right knee

M12.56
Use when trauma is the primary cause of arthropathy.

Documentation & Coding Risks

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

Impact

Clinical: Inaccurate diagnosis and treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential denial of claims.

Mitigation Strategy

Ensure radiographic evidence is included in the medical record.

Impact

Reimbursement: May lead to reduced reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of clinical data.

Mitigation Strategy

Always specify laterality if documented.

Impact

Using unspecified codes when laterality is documented.

Mitigation Strategy

Always document and code the specific knee affected.

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 Knee Joint Osteoarthritis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Knee Joint Osteoarthritis

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

Chronic knee pain management

Specialty: Orthopedics

Required Elements

  • Patient history
  • Physical examination findings
  • Radiographic evidence
  • Treatment plan

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has knee pain.
Good Documentation Example
Patient presents with chronic right knee pain, morning stiffness <30 minutes, crepitus on exam, and radiographic evidence of joint space narrowing.
Explanation
The good example provides specific symptoms and radiographic findings necessary for accurate coding.

Need help with ICD-10 coding for Knee Joint Osteoarthritis? Ask your questions below.

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