Dr. Gregory Leigh Johnson, MD

Dr. Gregory Johnson treats congenital heart disease, heart valve disease, and atrial septal defect, and performs dobutamine stress echocardiogram, Doppler echocardiogram, and transthoracic echocardiogram. He practices cardiology and has 37 years of experience.

Dr. Johnson earned his medical degree from Creighton University School of Medicine and completed his residency at United States Army Medical Center. He sees patients in Austin and Cedar Park, Texas, and Round Rock, Texas, and is affiliated with Ascension Seton Medical Center Austin, Dell Seton Medical Center at the University of Texas, Saint David's South Austin Medical Center, Saint David's North Austin Medical Center, Dell Children's Medical Center of Central Texas, Seton Northwest Hospital, and Cedar Park Regional Medical Center. He speaks English, French, Russian, and Spanish.