M89.5
ICD-10Non-billable categoryOsteolysis
Official ICD-10-CM descriptor (FY2026)
Osteolysis
M89.5 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- periprosthetic osteolysis of internal prosthetic joint (T84.05-)
Use additional code
Report an additional code to identify the associated condition.
- code to identify major osseous defect, if applicable (M89.7-)
ICD-10-CM FY2026 defines 10 codes beneath M89.5. See the ICD-10-CM index for what this site publishes.
Related codes in M89
- M89.0Algoneurodystrophycategory
- M89.1Physeal arrestcategory
- M89.2Other disorders of bone development and growthcategory
- M89.3Hypertrophy of bonecategory
- M89.4Other hypertrophic osteoarthropathycategory
- M89.6Osteopathy after poliomyelitiscategory
- M89.7Major osseous defectcategory
- M89.8Other specified disorders of bonecategory
- M89.9Disorder of bone, unspecified
Where this code sits
- Parent code
- M89
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.