Ambulatory Surgery Center (ASC) Groupers

The ASC grouper listing has been updated. Claims may be submitted for approved ASC procedures by freestanding ASCs and hospitals for outpatient surgery.

In this file, the red font represents changes made; the grey lines are inactive lines; and the white lines are active lines

Pursuant to direction from TRICARE Management Activity (TMA), TriWest has grouped additional ASC codes that have not been grouped by TRICARE.  The reimbursement for TriWest-grouped procedures are the same as TRICARE-grouped procedures within that same grouper.  However, new TRICARE groupings will supersede any groupings assigned by TriWest.

Important points to remember about ASC groupers and reimbursement: