Meet Our Doctors

Keith Kellum, M.D.


Dr. Kellum has been delivering the highest quality eye care to his community for over a decade! He is a graduate of the University of Illinois College of Veterinary Medicine and a magna cum laude graduate of The Ohio State University College of Medicine. He also has extensive post-graduate training – he completed a preliminary medical internship at Riverside Methodist Hospital in Columbus, Ohio and a specialized residency in ophthalmology at the Louisiana State University Eye Center in New Orleans. An esteemed member of the medical community, Dr. Kellum is a published author, a board-certified Diplomate of the American Academy of Ophthalmology, and an active member in many leading medical organizations, including the:

  • American Society of Cataract and Refractive Surgery
  • American Academy of Ophthalmology
  • Louisiana Ophthalmology Association

Dr. Kellum also enjoys giving back to his community through his participation in programs like Eye Care America and the Community Outreach Program, which provides eye care to patients without insurance.

Nano Zeringue, M.D.


Dr. Zeringue has been providing professional medical and surgical eye care in her hometown of Thibodaux since 2004. She is a 1997 graduate of Louisiana State University Medical Center in Shreveport. She completed her internship at Carraway Methodist Medical Center in Birmingham, Alabama, and her ophthalmology residency at Tulane University Health Sciences Center.

Dr. Zeringue looks forward to providing quality eye care for you and your family.

Dr. Heather Cohen


Dr. Cohen joined the practice in 2014. She is an Ole Miss graduate and went to Southern College of Optometry in Memphis. She performs comprehensive exams and specializes in complicated contact lens fittings. She is committed to further learning by attending multiple conferences throughout the year. She enjoys educating the community through the Council on Aging. She presents case reports to the Academy of Optometry and is pursuing board certification. Not only is she active in the Academy, but she is a member of the American Optometry Association, Optometry Association of Louisiana, and Contact Lens Society.

Dr. Cohen enjoys giving back to the community by partnering with the Southern Eye Bank and Chabert Ophthalmology to offer specialty contact lens fittings for corneal conditions. She also performs exams for the Community Outreach Program, which provides eye care to patients without insurance. She is happy to serve you and your family in both our Houma and Thibodaux offices.

Southern Eye Institute

  • Houma Office - 446 Corporate Dr., Houma, LA 70360 Phone: (985) 872-5577 Fax: (985) 868-4190
  • Thibodaux Office - 900 Canal Blvd., Suite 3, Thibodaux, LA 70301 Phone: 985-448-3353 Fax: 985-448-1276

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