Here's a little more information on Confederate hospitals in Columbia; hope it helps.

2d North Carolina Hospital (Chapel, South Carolina College; now Longstreet Theatre)

General (College) Hospital No. 1 (buildings on north side, South Carolina College)

General (College) Hospital No. 2 (buildings on south side, South Carolina College)

General (Ladies) Hospital No. 3, (near Charlotte RR Depot, corner of Laurens and Blanding Streets)