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Our Eye Doctors

Our Sugar Land optometrists take the time to explain the results of your eye exam, describe your options and listen to your eye care needs. Because maintaining good eye health is an ongoing partnership, we encourage you to ask questions and share your health information, which could be vital to monitoring, diagnosing and treating potential vision problems.

Meet The Sugar Land Eye Doctors Near You:


Dr. Eric Underwood


Dr. Eric Underwood has practiced optometry in Houston for over five years, and has been with the Texas State Optical family for over eleven years. He earned his Doctor of Optometry degree from the University Of Houston College Of Optometry, and his Bachelor of Science degree from Wittenberg University.

Dr. Underwood is a licensed Therapeutic Optometrist and Optometric Glaucoma Specialist with special interests in Dry Eye and Ocular Surface Disease, specialty contact lenses (including multifocal lenses and scleral and hybrid lenses for Keratoconus, Astigmatism, and other ocular surface irregularities), binocular vision disorders, Glaucoma, and Pediatrics. He enjoys family practice and working with patients of all ages, including infants, toddlers, and children with special needs, and is fluent in Spanish.

In his free time, Dr. Underwood enjoys golfing, cooking, traveling, and spending time with his wife and two young children.


Dr. Sandra Bui


Dr. Sandra Bui was born and raised in Houston, Texas. She received her Bachelor of Science degree in Biomedical Sciences from Texas A&M University and went on to earn her Doctor of Optometry degree from the University of Houston College of Optometry. She is a licensed Therapeutic Optometrist and Optometric Glaucoma Specialist.

While in optometry school, Dr. Bui was involved in many organizations. She held leadership positions in the American Optometric Student Association (AOSA), National Optometric Student Association (NOSA), and Optometric Practice Management Association.

Dr. Bui received clinical training at Neuro-Ophthalmology of Texas with Dr. Rosa Tang and HOPE community clinic. She has received various awards and recognitions including the Zelda Schiffman Neuro-Ophthalmology Clinical Award, Gold Key International Optometric Honor Society, Vision Rehabilitation Leadership Award, Hopping Caring Doctor Endowment, National Optometric Association Scholarship, and Distinguished Optometry Student Volunteer Award.

Dr. Bui is a member of the American Optometric Association, Texas Optometric Association, National Optometric Association, and Harris County Optometric Society.

In her spare time, she enjoys traveling, trying new restaurants, karaoke, and spending time with family and friends. She is happily married to her high school sweetheart, Peter, and has a fur baby Great Dane named Lana.


Dr. Simi Simon

Dr. Simon has had a very international upbringing. She was born in Kuwait and grew up in Kuwait, India and the United States. She has lived in Chicago, Michigan and Wisconsin before settling in Sugar Land, TX with her family.

Dr. Simon received her Bachelor of Science in Biology from the University of Houston and Her Doctorate in Optometry from the Inter American University of Puerto Rico School of Optometry. During her education she served as the President of the Pre Optometry Professional Society at the University of Houston and was also her Optometry School's American Optometry Student Association's representative.

Dr. Simon is a Riverstone resident and speaks Malayalam fluently. During her free time she likes to bake and spend time with her husband and two daughters.

Meet The Sugar Land Eye Care Staff:

Our Sugar Land optical staff is our greatest asset. They are excited about what they do and they care personally about getting the best results for our patients.

Our receptionists will try to accommodate your busy schedule by finding appointments that suit your needs.


Victorya Rezac

Victorya was born in Connecticut but mostly raised in Texas! She is currently going to college to attain her degree in Biology. She enjoys being with friends and family, as well as Painting and Singing. She’s known for her big smile and friendly personality. She for sure will make you...

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