| M79.A1 | Nontraumatic compartment syndrome of upper extremity | NON-BILLABLE CODE |
| M79.A11 | Nontraumatic compartment syndrome of right upper extremity | BILLABLE CODE |
| M79.A12 | Nontraumatic compartment syndrome of left upper extremity | BILLABLE CODE |
| M79.A19 | Nontraumatic compartment syndrome of unspecified upper extremity | BILLABLE CODE |
| M79.A2 | Nontraumatic compartment syndrome of lower extremity | NON-BILLABLE CODE |
| M79.A21 | Nontraumatic compartment syndrome of right lower extremity | BILLABLE CODE |
| M79.A22 | Nontraumatic compartment syndrome of left lower extremity | BILLABLE CODE |
| M79.A29 | Nontraumatic compartment syndrome of unspecified lower extremity | BILLABLE CODE |
| M79.A3 | Nontraumatic compartment syndrome of abdomen | BILLABLE CODE |
| M79.A9 | Nontraumatic compartment syndrome of other sites | BILLABLE CODE |
