Our Doctors

John T. Couvillion, M.D.

John T. Couvillion, M.D. received his medical degree and ophthalmology specialty training at Tulane University School of Medicine in New Orleans, Louisiana. He then completed a two-year vitreoretinal surgical fellowship at the renowned Cullen Eye Institute at Baylor College of Medicine in Houston, Texas. Dr. Couvillion was also granted a scholarship for additional training in Uveitis at McGill University in Montreal, Canada

Following in his father's footsteps, in 1999 Dr. Couvillion established his own private practice devoted to the diagnosis and treatment of retinal diseases. Dr. Couvillion enjoys sharing his expertise with his patients. Raised in California, Dr. Couvillion and his family are proud to be amongst his family roots in south Louisiana.


Barbara A. Noguchi, M.D.

Dr. Noguchi

Barbara A. Noguchi, M.D. is a board-certified ophthalmologist and New Orleans, native. She graduated from high school and college in California before returning to Louisiana where she earned her medical degree and completed her ophthalmology residency, both from Tulane University School of Medicine. Dr. Noguchi completed a vitreoretinal fellowship at the Ochsner Clinic in New Orleans and went on to establish a large retinal practice there. She has also worked in private practice, several VA hospitals in the state of Louisiana, and at the Tulane University Department of Ophthalmology.

Dr. Noguchi is delighted to be working in Baton Rouge at Retina & Vitreous of Louisiana. Here she has found a wonderful fit for her to practice medical retina with the care and integrity that is so important to her.


Robert Mason, M.D., M.B.A.

Dr. Mason

Robert Mason, M.D., M.B.A. is a fellowship-trained, board certified ophthalmologist, sub-specializing in vitreoretinal surgery with 20 years of experience. Dr. Mason graduated medical school at Columbia University College of Physicians and Surgeons, New York, New York. He went on to complete his Ophthalmology Residency as well as a corneal and external disease fellowship at The University of Texas Southwestern Medical Center in Dallas, Texas. He completed his vitreoretinal surgical fellowship at South Texas Retina Consultants in Corpus Christi, Texas. An M.B.A. was earned at The University of Florida.  Dr. Mason has participated in numerous vitreoretinal research studies. He is a fellow of the American Academy of Ophthalmology and a member of both the American Society of Retina Surgeons and the Vit-Buckle Society.