Kiley was born in Pennsylvania on October 18, 1950,[3] and graduated from the University of Scranton in 1972 with a bachelor's degree in biology.

He returned to the residency training program at William Beaumont Army Medical Center and served as chief of the Family Planning and Counseling Service.

He then assumed command of the newly activated 10th Medical Battalion, 10th Mountain Division, serving concurrently in both assignments.

He returned to William Beaumont Army Medical Center, where he first served as the assistant chief, then chair of the department of OB/GYN.

Upon his return, he was assigned as the Deputy Commander for Clinical Services at Womack Army Medical Center, Fort Bragg, North Carolina.

Since his approved military retirement, Doctor Kiley has remained a Fellow of the American College of Obstetrics and Gynecology, and secured a position with the Albany Medical Center in New York as chair of the department of OB/GYN where he continues to see patients.

On the same day, the Post reported that Kiley had been aware of the issues at Walter Reed from his command in 2003.

"[16] In his testimony before the House Oversight and Government Reform Committee in March 2007, Kiley blamed junior officers for the conditions at Walter Reed.