M90.5
Non-billableOsteonecrosis in diseases classified elsewhere
M90.5 is the ICD-10-CM code for Osteonecrosis in diseases classified elsewhere. It is a non-billable category code — use a more specific child code such as M90.50 for billing.
M00-M99 Diseases of the musculoskeletal system and connective tissue
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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