Complete ICD-10-CM coding and documentation guide for icd-10 coding for primary osteoarthritis of the left knee includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Primary Osteoarthritis of the Left Knee
Use ICD-10 code M17.12 for unilateral primary osteoarthritis, left knee, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Pain in left knee
Use when pain management is the primary focus of care.
The ICD-10 code for primary osteoarthritis of the left knee is M17.12. This code is used when osteoarthritis is confirmed as primary and affects the left knee without any underlying conditions.
Documentation should specify 'primary osteoarthritis' and 'left knee', supported by imaging showing joint space narrowing and osteophytes, with no history of trauma.