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M89.5

Non-billable

Osteolysis

M89.5 is the ICD-10-CM code for Osteolysis. It is a non-billable category code — use a more specific child code such as M89.50 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M89
Subcodes
10
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Excludes2 — not included here

  • •periprosthetic osteolysis of internal prosthetic joint (T84.05-)

Use additional code

  • •code to identify major osseous defect, if applicable (M89.7-)

Frequently asked questions

What is ICD-10 code M89.5?
M89.5 is the ICD-10-CM code for "Osteolysis". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M89.5 a billable code?
No — M89.5 is a non-billable header code. Use a more specific child code (such as M89.50) for billing.
What are the subcodes of M89.5?
M89.5 has 10 more specific child codes, including M89.50, M89.51, M89.52.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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