
Our Eye Doctors
Get to know a bit about our eye doctors even before your first visit.
Meet the optometrists who care for our community. Our team brings decades of combined experience in primary eye care, ocular disease management, contact lens fittings, LASIK co-management, and pediatric vision care.

Dr. Sean Lam, O.D.
Dr. Lam grew up in Houston and graduated from J. Frank Dobie High School. He received his Bachelor of Science from the University of Houston with Cum Laude honors. He went on to earn his Doctorate degree at University of Houston College of Optometry in 2003. Dr. Lam is a Texas board certified Therapeutic Optometrist and Optometric Glaucoma Specialist. His awards include being named one of “America’s Top Optometrists” by the Consumers Research Council of America. During his diverse optometric education, Dr. Lam received extensive training in the fields of LASIK co-management, cataract surgery co-management, eye diseases, specialty contact lenses, low vision, binocular vision, and pediatrics.
Dr. David Nguyen, O.D.
Dr. David Nguyen graduated from the University of Houston with a Bachelor of Science Degree in Economics. After graduation, he worked in the Business Administration field for a few years. Dr. Nguyen later pursued his career in Optometry and received his Doctorate of Optometry Degree in 2003 from the University of Houston. He completed his training at internships in Houston and Virginia specialized in treating ocular diseases and primary eye care. In addition to his professional career, Dr. Nguyen enjoys cycling and tennis.
Dr. Ann-Marie Cavallaro, O.D.
Dr. Ann-Marie Cavallaro started her career as an Optometrist in Sweden in 1983 and practiced there for over 8 years before she eventually moved to the United States. Here she attended the University of Houston College of Optometry and graduated Magna Cum Laude in 1994/95. Dr. Cavallaro brings with her over 34 years of experience as an Optometrist both in Sweden and the United States. She was formerly serving patients in the Clear Lake City community at Bay Vision for over 22 years. She thrives on individualized compassionate eye care while providing the best quality of products available. Dr. Cavallaro values communication with her patients to integrate eye care, general health, and lifestyle. She is a licensed Therapeutic Optometrist and a Glaucoma Specialist along with being a Diplomate by the American Board of Optometry. This gives her the ability to diagnose and treat red eyes, ocular diseases, glaucoma and co-manage laser surgery.
Dr. Ovutmen, O.D.
Dr. Ovutmen received her Doctor of Optometry degree in 2018 from The Ohio State University College of Optometry, where she gained extensive experience in primary care, diabetes, contact lens fittings, and ocular disease. Her externships included rotations through the Cincinnati VA as well as specialized ophthalmology practices with a focus on retinal disease and glaucoma. Prior to optometry school, she studied biochemistry and grew up in nine different countries. In her spare time she enjoys reading, photography, studying music, and playing classical guitar as well as going on walks with her dog Hugo.