Dr. Koetting practices at the University of Colorado School of Medicine in the Department of Ophthalmology in Denver, CO. Her primary focus is in anterior segment and ocular surface disease, neuro-optometry, and peri-operative care. She partakes in clinical research and has served as Externship Director and adjunct faculty for several schools and colleges of optometry.

Dr. Koetting is a fellow in the American Academy of Optometry, diplomate of the American Board of Optometry, and active member of AOA and has served as both local and state officers within AOA. She was named Young Optometrist of the Year in 2019 by the state of Virginia. Dr. Koetting lectures locally, nationally, and internationally at conferences and continually contributes articles to and serves on editorial board for multiple publications.

Clinical Professor

Assistant Dean of Clinical Education

University of Houston College of Optometry

University Eye Institute

Danica Marrelli received her doctor of optometry degree from the University of Houston College of Optometry (UHCO) and completed a residency in hospital-based optometry at the Baltimore VA Medical Center in Baltimore, MD. She is currently a clinical professor at UHCO, where she serves as Assistant Dean of Clinical Education and staffs the glaucoma, retina, and general eye disease clinics.

In the classroom, Dr. Marrelli teaches ocular pharmacology, glaucoma, and case-based learning courses. Dr. Marrelli became a diplomate in the ocular disease section of the American Academy of Optometry in November 2009 and is the vice president of the Optometric Glaucoma Society.