The Claiborne Parish household of J L Tippett does include a thirteen year-old named J Lee Tippett. He's a little young to have been a soldier before 1864-65.
As far as sources, I've been reviewing Louisiana Confederate service files.
Ancestry includes two family trees that give dates for John Lee Tippett as Dec 11, 1846 - Mar 15, 1897, Cooke County TX.