
Zhiyong Yang, MD, PhD
Dr. Zhiyong Yang is a board-certified ophthalmologist and assistant professor in the Ruiz Department of Ophthalmology and Visual Science at McGovern Medical School, where he holds the Walter and Ruth Sterling Professorship in Ophthalmology. He specializes in the medical and…

Ruchi D. Shah, MD
Ruchi Shah, MD, received her bachelor’s degree in biological sciences and biology summa cum laude at the University of Illinois at Chicago and completed her medical degree in the College of Medicine at the same institution. She finished ophthalmology residency…

Timothy McCulley, MD
Timothy McCulley, MD, is professor and chair of the Ruiz Department of Ophthalmology and Visual Science at McGovern Medical School at UTHealth Houston. He also holds the Richard S. Ruiz, M.D. Distinguished University Chair. Dr. McCulley joined UTHealth Houston from…

Ying Chen, MD
Dr. Ying Chen is a board-certified ophthalmologist and cosmetic surgeon with subspecialty training in ophthalmic plastic and reconstructive surgery. She is an oculofacial plastic surgeon specializing in cosmetic and reconstructive procedures of the eyes and face, with particular expertise in…

David A. Lee, MD, MBA
Dr. Lee is a professor emeritus at the Ruiz Department of Ophthalmology and Visual Science at the McGovern Medical School. His areas of expertise also include eye disease, macular degeneration, blindness, Lasik surgery and diabetic retinopathy. He graduated from the…

Stephen C. Massey, PhD

Grace Lindhorst, MD
Dr. Lindhorst is a comprehensive ophthalmologist at the Cizik Eye Clinic, where she sees adult patients with all types of eye conditions. She is also an associate professor in the Department of Ophthalmology and Visual Sciences at the McGovern Medical…

Stella Kim, MD
Dr. Kim is the director of cornea and external disease at the Cizik Eye Clinic, where she also specializes in ocular oncology. She holds the Joe M. Green Jr. chair in ophthalmology and is a professor in the Ruiz Department…

Chai-An Mao, PhD

Layla Ghergherehchi, MD
Dr. Ghergherehchi is the director of pediatric ophthalmology at the Cizik Eye Clinic, where she has practiced since 2018. She provides comprehensive medical and surgical care to infants and children, who often call her Dr. G. She graduated from medical…