Dr. Mark Cowan

Dr. Mark Cowan began practice in Leesville at Thomas Vision Clinic in 1984 with his father-in-law, Dr. H.P. Thomas and his wife, Dr. Cherri Thomas Cowan, upon graduating from the University of Houston College of Optometry. He specializes in the diagnosis and treatment of eye diseases (glaucoma, cataracts, diabetic retinopathy, macula degeneration) and hard-to-fit contact lenses. He is a native of Kentucky, but loves his adopted state of LA. He is the father of two children, and enjoys duck hunting and saltwater fishing.

Latest News

COVID19 Safety Guidelines
May 1, 2020
Effective May 1, 2020 Thomas Vision Clinic is taking extra measures and implementing extra precautions to ensure the health and safety of our patients and our staff. To keep everyone informed, we've...
Coronavirus and Your Eyes
April 1, 2020
Coronavirus and Your Eyes Health and government agencies nationwide are warning people about the spread of the COVID-19 coronavirus and are they offering important advice on how to minimize your risk...
How We're Handling COVID-19
March 16, 2020
UPDATED May 13, 2020 We are open but business is not as usual in light of COVID-19.  1. If you have an eye or vision emergency - WE ARE HERE TO TREAT YOU!!!! 2. We ARE scheduling eye disease m...