From the Richmond Dispatch, 1/30/1863, p. 1, c. 5
Medical Director. – Surgeon Wm. A. Carrington is acting as Medical Director of Major-Gen. W. W. Smith’s command, in place of Surgeon E. S. Gaillard, who is now on furlough. Surgeon Carrington has charge of all the hospitals in this city and all reports of said hospitals are made to his office.