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M89.73

Non-billable

Major osseous defect, forearm

M89.73 is the ICD-10-CM code for Major osseous defect, forearm. It is a non-billable category code — use a more specific child code such as M89.731 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M89.7
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Includes

  • •Major osseous defect of radius and ulna

Frequently asked questions

What is ICD-10 code M89.73?
M89.73 is the ICD-10-CM code for "Major osseous defect, forearm". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M89.73 a billable code?
No — M89.73 is a non-billable header code. Use a more specific child code (such as M89.731) for billing.
What are the subcodes of M89.73?
M89.73 has 3 more specific child codes, including M89.731, M89.732, M89.739.

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

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