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M65.83

Non-billable

Other synovitis and tenosynovitis, forearm

M65.83 is the ICD-10-CM code for Other synovitis and tenosynovitis, forearm. It is a non-billable category code — use a more specific child code such as M65.831 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M65.8
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code M65.83?
M65.83 is the ICD-10-CM code for "Other synovitis and tenosynovitis, forearm". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M65.83 a billable code?
No — M65.83 is a non-billable header code. Use a more specific child code (such as M65.831) for billing.
What are the subcodes of M65.83?
M65.83 has 3 more specific child codes, including M65.831, M65.832, M65.839.

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

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