About the tenant Tri-City Cardiology Each of the 27 board-certified physicians on the staff of Tri-City Cardiology are dedicated to bringing only the best cardiology and vascular care to their patients in the Phoenix Metro area. Each one is a leader in his or her field of specialty, many earning the distinction of “Top Doctor” recognition by Phoenix Magazine since the practice was established in 1979. As graduates from some of the nation’s leading medical schools and fellowship programs, the Tri-City Cardiology team of physicians enjoys a national reputation for excellence and achievement.