M23.009 (Cystic meniscus, unspecified meniscus, unspecified knee) is a billable ICD-10-CM medical diagnosis code in the Diseases of the musculoskeletal system and connective tissue chapter. It identifies cases of cystic meniscus, unspecified meniscus, unspecified knee for clinical documentation, billing and epidemiolog

ICD-10-CM · Billable Code

M23.009 — Cystic meniscus, unspecified meniscus, unspecified knee

Chapter M00-M99: Diseases of the musculoskeletal system and connective tissue

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Related diagnoses

M23.000Cystic meniscus, unspecified lateral meniscus, right kneeM23.001Cystic meniscus, unspecified lateral meniscus, left kneeM23.002Cystic meniscus, unsp lateral meniscus, unspecified kneeM23.003Cystic meniscus, unspecified medial meniscus, right kneeM23.004Cystic meniscus, unspecified medial meniscus, left kneeM23.005Cystic meniscus, unsp medial meniscus, unspecified kneeM23.006Cystic meniscus, unspecified meniscus, right kneeM23.007Cystic meniscus, unspecified meniscus, left knee

Common questions about M23.009 (Cystic meniscus, unspecified meniscus, unspecified knee)

What does ICD-10 code M23.009 mean?
M23.009 is the ICD-10-CM 2025 code for Cystic meniscus, unspecified meniscus, unspecified knee. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is M23.009 a billable diagnosis code?
Yes, M23.009 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does M23.009 belong to?
M23.009 belongs to the chapter "Diseases of the musculoskeletal system and connective tissue" (codes M00-M99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Cystic meniscus, unspecified meniscus, unspecified knee?
For a plain-language explanation of Cystic meniscus, unspecified meniscus, unspecified knee, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Cystic meniscus, unspecified meniscus, unspecified knee" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗