M85
Non-billableOther disorders of bone density and structure
M85 is the ICD-10-CM code for Other disorders of bone density and structure. It is a non-billable category code — use a more specific child code such as M85.0 for billing.
- Status
- Header (non-billable)
- Chapter
- M00-M99
- Subcodes
- 9
- Edition
- FY2026
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHWhat is bone density? Your bones are made of living tissue. To keep them strong, your body breaks down old bone and replaces it with new bone. But when more bone is broken down than replaced, you lose bone density, also called bone mass. Bone density is a measure of the amount of calcium and other minerals in bone. Bones containing more minerals are denser. They tend to be stronger and less likely to fracture…
Read more about Bone Density at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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