Here are two men of that name serving as Assistant Surgeons.

I am not aware of where the records for the CS Medical Staff are found. Perhaps Allan Pitts would know.

I am unable to access the records for the 29th Tennessee at present.

George Martin

J P. Allison

Residence was not listed;
Enlisted as a Asst Surgeon (date unknown).
Field & Staff TN 29th Infantry

J P. Allison

Residence was not listed;
Enlisted as a Asst Surgeon (date unknown).
Field & Staff CS Medical Staff