Dr. Marietta received her Bachelor of Science in Biology and Chemistry at Shorter University. She then obtained her Doctor of Optometry degree from the University of Alabama at Birmingham in 2015. During her optometric studies, Dr. Marietta joined Beta Sigma Kappa, which is the International Optometric Honor Society) and SVOSH (Student Volunteer Optometric Service to Humanity). She is currently a member of The Tennessee Association of Optometric Physicians. Following her residency at Memphis VA Medical Center, Dr. Marietta succeeded Dr. Tacker in July 2016.
Dr. Marietta and her husband, Fisher, reside here in Memphis with their dogs, Lucy and Ollie.