M23.204 (Derang of unsp medial meniscus due to old tear/inj, l knee) is a billable ICD-10-CM medical diagnosis code in the Diseases of the musculoskeletal system and connective tissue chapter. Derangement of unspecified medial meniscus due to old tear or injury, left knee

ICD-10-CM · Billable Code

M23.204 — Derang of unsp medial meniscus due to old tear/inj, l knee

Derangement of unspecified medial meniscus due to old tear or injury, left knee

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

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Related diagnoses

M23.200Derang of unsp lat mensc due to old tear/inj, right kneeM23.201Derangement of unsp lat mensc due to old tear/inj, left kneeM23.202Derangement of unsp lat mensc due to old tear/inj, unsp kneeM23.203Derang of unsp medial meniscus due to old tear/inj, r kneeM23.205Derang of unsp medial mensc due to old tear/inj, unsp kneeM23.206Derangement of unsp meniscus due to old tear/inj, right kneeM23.207Derangement of unsp meniscus due to old tear/inj, left kneeM23.209Derangement of unsp meniscus due to old tear/inj, unsp knee

Common questions about M23.204 (Derang of unsp medial meniscus due to old tear/inj, l knee)

What does ICD-10 code M23.204 mean?
M23.204 is the ICD-10-CM 2025 code for Derang of unsp medial meniscus due to old tear/inj, l knee. Derangement of unspecified medial meniscus due to old tear or injury, left 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 M23.204 a billable diagnosis code?
Yes, M23.204 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 M23.204 belong to?
M23.204 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 Derang of unsp medial meniscus due to old tear/inj, l knee?
For a plain-language explanation of Derang of unsp medial meniscus due to old tear/inj, l knee, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Derang of unsp medial meniscus due to old tear/inj, l 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 ↗