Mark Campbell, MD is a board certified general suregeon and a Fellow of the American College of Surgery. He currently is in general surgery private practice in Texas. Dr. Campbell has been a private pilot since 1984 and received his Air Force Flight Surgery wings in 1994. He was a NASA Flight Surgeon from 1994 to 1995 and was deployed to Star City, Russia to support the Shuttle-Mir program.

He was the President of the Space Medicine Association in 2007-2008. In 2014 he received the AsMA Joe Kerwin Award for achievements in the field of space medicine.