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M79.A1

Non-billable

Nontraumatic compartment syndrome of upper extremity

M79.A1 is the ICD-10-CM code for Nontraumatic compartment syndrome of upper extremity. It is a non-billable category code — use a more specific child code such as M79.A11 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M79.A
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Includes

  • •Nontraumatic compartment syndrome of shoulder, arm, forearm, wrist, hand, and fingers

Frequently asked questions

What is ICD-10 code M79.A1?
M79.A1 is the ICD-10-CM code for "Nontraumatic compartment syndrome of upper extremity". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M79.A1 a billable code?
No — M79.A1 is a non-billable header code. Use a more specific child code (such as M79.A11) for billing.
What are the subcodes of M79.A1?
M79.A1 has 3 more specific child codes, including M79.A11, M79.A12, M79.A19.

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

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