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ICD-10 Codes for Knee Pain and Common Knee Conditions

Introduction to ICD-10 Coding System

The International Classification of Diseases, 10th Revision (ICD-10), is a standardized coding system used by healthcare professionals worldwide to classify and code medical conditions and diseases. It provides a comprehensive list of alphanumeric codes for different diagnoses, including various knee-related conditions. In this blog post, we will explore the ICD-10 codes specifically related to knee pain and common knee conditions, and understand the importance of accurate medical coding for proper diagnosis and treatment.

Understanding ICD-10 Codes for Knee Pain

ICD-10 codes for knee pain allow healthcare providers to precisely identify and document specific knee-related diagnoses. Here are some common ICD-10 codes related to knee pain:

  • 1. M25.561 – Pain in right knee: This code specifies that the patient is experiencing pain in the right knee.
  • 2. M25.562 – Pain in left knee: Similarly, this code indicates pain in the left knee.
  • 3. M25.569 – Pain in unspecified knee: When the pain location is not specified as right or left knee, this code is used.

Common Knee Conditions and Their ICD-10 Codes

Beyond general knee pain, the ICD-10 system provides codes for various knee conditions and injuries. Here are some common knee-related diagnoses and their corresponding ICD-10 codes:

  • 1. Osteoarthritis of the knee:
  • M17.0 – Bilateral primary osteoarthritis of knee
  • M17.11 – Unilateral primary osteoarthritis, right knee
  • M17.12 – Unilateral primary osteoarthritis, left knee
  • M17.2 – Unilateral post-traumatic osteoarthritis, right knee
  • M17.3 – Unilateral post-traumatic osteoarthritis, left knee
  • 2. Knee Sprain and Strain:
    • S83.5 – Sprain of knee
    • S76.2 – Strain of muscle, fascia, and tendon of lower limb, not elsewhere classified
  • 3. Meniscal Tears:
    • S83.2 – Tear of meniscus, current injury, knee
    • M23.2 – Derangement of meniscus due to old tear or injury
  • 4. Patellofemoral Pain Syndrome:
    • M22.0 – Patellofemoral disorders

Importance of Accurate Medical Coding

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Accurate medical coding is crucial for several reasons:

  • 1. Proper Diagnosis: Accurate coding allows healthcare providers to precisely identify the patient's condition, leading to appropriate treatment plans.
  • 2. Insurance Billing: Correct coding ensures smooth processing of insurance claims, reducing the risk of claim denials or delays.
  • 3. Research and Statistics: Reliable coding data is used for medical research, public health analysis, and healthcare planning.

Consulting a Healthcare Professional

If you are experiencing knee pain or any knee-related symptoms, it is essential to consult a healthcare professional for a thorough evaluation and accurate diagnosis. A qualified healthcare provider will use the appropriate ICD-10 codes to document your condition, facilitating proper treatment and management.


The ICD-10 coding system plays a significant role in accurately classifying knee pain and knee-related conditions. By using specific codes for various diagnoses, healthcare professionals can effectively communicate patient information, enabling proper treatment and billing procedures. If you are experiencing knee pain or any knee-related symptoms, seek medical attention from a healthcare provider who can provide an accurate diagnosis and appropriate care based on ICD-10 coding standards.

Visit The Bone & Joint Center Singapore for joint pain management.

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