M79.A2

M79.A2: Nontraumatic compartment syndrome of lower extremity

Non-billable headerICD-10-CM

M79.A2 is a non-billable header ICD-10-CM code for nontraumatic compartment syndrome of lower extremity. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Nontraumatic compartment syndrome of hip, buttock, thigh, leg, foot, and toes

Excludes1 inherited from the categories above M79.A2

A category’s note binds every code beneath it.

Written on M79.A: Nontraumatic compartment syndrome

compartment syndrome NOS (T79.A-)
fibromyalgia (M79.7)
nontraumatic ischemic infarction of muscle (M62.2-)
traumatic compartment syndrome (T79.A-)

Written on M79: Other and unspecified soft tissue disorders, not elsewhere classified

psychogenic rheumatism (F45.8)
soft tissue pain, psychogenic (F45.41)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead M79.A2

3 child codes. Green means billable.