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ICD-10-CM 2027

ICD-10 code for nontraumatic compartment syndrome

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Compartment syndrome (deep) (posterior) (traumatic) › nontraumatic”. Page updated September 29, 2026.

About coding nontraumatic compartment syndrome

The official ICD-10-CM index doesn't give a single default code for nontraumatic compartment syndrome; the code depends on the details below.

More specific nontraumatic compartment syndrome codes (official index)

  • abdomen M79.A3 — Nontraumatic compartment syndrome of abdomen
  • lower extremity (hip, buttock, thigh, leg, foot, toes) M79.A2 — Nontraumatic compartment syndrome of lower extremity
  • specified site NEC M79.A9 — Nontraumatic compartment syndrome of other sites
  • upper extremity (shoulder, arm, forearm, wrist, hand, fingers) M79.A1 — Nontraumatic compartment syndrome of upper extremity

Common questions about nontraumatic compartment syndrome ICD-10 codes

What is the ICD-10 code for abdomen nontraumatic compartment syndrome?

M79.A3 — Nontraumatic compartment syndrome of abdomen.

What is the ICD-10 code for lower extremity nontraumatic compartment syndrome?

M79.A2 — Nontraumatic compartment syndrome of lower extremity (header code; choose a more specific subcode).

What is the ICD-10 code for upper extremity nontraumatic compartment syndrome?

M79.A1 — Nontraumatic compartment syndrome of upper extremity (header code; choose a more specific subcode).