Samuel B. Pegram, M.D. Samuel B. Pegram, M.D. 512-244-4272. mmalone@advancedpaincare.us. Book appointment. We are here for you. Book appointment. Mark T. Malone, M.D., is a Board Certified pain specialist and a native Texan. He received his undergraduate degree from the University of Texas at Austin, and went on to attend the ….