ICD-10-CM · Category
M19 — Other and unspecified osteoarthritis
Chapter M00-M99: Diseases of the musculoskeletal system and connective tissue
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Common questions about M19 (Other and unspecified osteoarthritis)
What does ICD-10 code M19 mean?
M19 is the ICD-10-CM 2025 code for Other and unspecified osteoarthritis. 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 M19 a billable diagnosis code?
M19 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under M19. Browse the sub-codes listed on this page.
Which ICD-10 chapter does M19 belong to?
M19 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 Other and unspecified osteoarthritis?
For a plain-language explanation of Other and unspecified osteoarthritis, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Other and unspecified osteoarthritis" 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 ↗