The story of a Santa who granted a dying boy his final Christmas wish touched hearts around the world, but skeptics are raising concerns about story details that hadn't been verified.

Eric Schmitt-Matzen, whose Santa story was originally shared by Knoxville News Sentinel columnist Sam Venable, says the account of a terminally ill five-year-old boy dying in his arms at a hospital is true.

WBIR 10News has independently verified several critical details of this story, but has agreed not to publish those for the sake of privacy. Schmitt-Matzen maintains his desire to protect all names involved.

Read more from NBC Knoxville | Facts verified in Santa's hospital visit story