M90.6
Non-billableOsteitis deformans in neoplastic diseases
M90.6 is the ICD-10-CM code for Osteitis deformans in neoplastic diseases. It is a non-billable category code — use a more specific child code such as M90.60 for billing.
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHWhat is Paget's disease of bone? Paget's disease of bone is a chronic bone disorder. Normally, there is a process in which your bones break down and then regrow. In Paget's disease, this process is abnormal. There is excessive breakdown and regrowth of bone. Because the bones regrow too quickly, they are bigger and softer than normal. They may be misshapen and easily fractured (broken). Paget's usually affects just…
Read more about Paget's Disease of Bone at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Osteitis deformans in malignant neoplasm of bone
Excludes1 — not coded here
- •osteitis deformans [Paget's disease of bone] (M88.-)
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
- What is ICD-10 code M90.6?
- M90.6 is the ICD-10-CM code for "Osteitis deformans in neoplastic diseases". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
- Is M90.6 a billable code?
- No — M90.6 is a non-billable header code. Use a more specific child code (such as M90.60) for billing.
- What are the subcodes of M90.6?
- M90.6 has 10 more specific child codes, including M90.60, M90.61, M90.62.
- What is excluded from M90.6?
- Excludes1 (not coded here): osteitis deformans [Paget's disease of bone] (M88.-).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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