Most of the records you need to review are in Washington, DC at the National Archives.
You'll need to obtain his personal service records, see the service noted above, to sort all these hospital admissions.
George Martin
********
F M. Fry, enlisted as a Private, "E" Co. SC Palmetto SharpShooters
admitted June 13, 1863 with Irritatio Specialis to Episcopal Church Hospital, Williamsburg, Va., transferred to CS Hospital December 1, 1863,
[See National Archives Record Group 109]
admitted December 11, 1864 to Confederate States Hospital, Petersburg, sent to General Hospital December 14,
[register of patients and other papers of Surgeon Warner L. Baylor are in the Virginia Historical Society Collections]
admitted December 14, 1863 with Lumbago to General Hospital, Petersburg, Va., transferred to S. C. Hospital February 23,1864,
[See NA Record Group 109]
admitted to Episcopal Church Hospital, Williamsburg, Va with Debilital February 23, 1864, transferred October 1, 1864,
[See NA Record Group 109]
admitted to Receiving & Wayside Hospital, Gen. Hospital No. 9, Richmond, Va. June 19, 1864, transferred to Jackson the next day for duty,
[See NA Record Group 109]
admitted General Hospital Petersburg June 22, 1864, Complaint - Ascitis, transferred S. C. Hospital July 6,
admitted July 5, 1864 to South Carolina Hospital, Petersburg, Va., age 27, born Moore County, N. C., residence Clarendon Dist., S. C.,
[See NA Record Group 109]
admitted Episcopal Church Hospital, Williamsburg, Va with Nephritis, July 5, 1864,
admitted to CSA General Hospital, Danville, Virginia October 12, 1864, Irritatio Speciales, returned to duty October 21,
appears on a Register of Medical Director's Office, Richmond, Va, under the head of "Men examined for admission to hospitals," February 3, 1865, Barracks Hospital, returned to Duty, [Stuart Hospital in also called: Old Fair Grounds Hospital, Fort Stuart Hospital, Barracks Hospital]
[See NA Record Group 109]
Sources: Compiled Service Record File for F. M. Fry: The Confederacy, A Guide to the Archives of the Government of the Confederate States of America, Henry Putney Beers, National Archives and Records Administration, Washington, DC, 1968