Dr. Jessica Vien was born and raised in Houston, Texas. She graduated cum laude from the University of Houston majoring in Human Nutrition and minored in Biology. She then received her doctorate from the University Of Houston College Of Optometry. Dr. Vien provides full-scope comprehensive eye care and is a licensed therapeutic optometrist and glaucoma specialist. She is committed to providing excellent eye care for each patient and particularly enjoys management of ocular disease such as glaucoma and macular degeneration. Dr. Vien is a member of the American Optometric Association and Texas Optometric Association. Dr. Vien has returned back to Houston to settle down roots and begin providing for her community. Dr. Vien is married to her high school sweetheart, who is a family physician in Sugarland. Her personal interests include traveling, cooking new foods, and is an avid reader. Dr. Vien can conduct a basic exam in Spanish and is fluent in both English and Vietnamese.

Originally from North Dakota, she Pursued her optometry school degree at Pacific University in Forest Grove, Oregon and graduated in 1995. Before moving recently to Texas she practiced for nine years in Minnesota and 21 in Arizona. When not working she enjoys reading, especially historical fiction and mystery’s, spending time with her dog Banyan, and traveling. She is very proud to say that she has a 24 year-old son who is now a commercial pilot.

Jemimah Zambili graduated with a Bachelor’s in Biological Science and a minor in Business Administration from Southern Methodist University. She is a graduate of the Rosenberg School of Optometry. She enjoys traveling, cooking, reading, and exercising, reflecting her commitment to both professional growth and personal development.

Undergraduate Education: Western New England University. Optometry School: New England College of Optometry. Hobbies/Interests: I enjoy spending time outdoors, snowboarding, and hiking. I played travel softball for 10+ years. I enjoy traveling, and I have been to 27 states and 8 countries. I plan on visiting more. I love reading and crocheting in my free time.

Mackenzie Egan, O.D., graduated with honors from the University of Wisconsin – Madison in 2012 with a Bachelor of Science degree in genetics. In 2016, she graduated as co-valedictorian from the New England College of Optometry in Boston, earning her Doctor of Optometry degree. During her graduate education, Dr. Egan completed internships in ocular disease and low vision at the Veterans Affairs Hospitals in White River Junction, VT, and West Haven, CT. She also completed a primary eye care rotation in Sartell, MN, and a pediatric eye care internship in Boston. Following graduation, Dr. Egan spent a year in primary eye care before transitioning to LASIK and PRK corneal refractive surgery for 4 years, where she served as a clinical director. After the 2017 solar eclipse, the local news in New Haven, CT, interviewed Dr. Egan on the potential dangers of viewing the eclipse without appropriate precautions. In 2020, she began collaborating with age-related macular degeneration research studies based in Ohio and shortly after rejoined primary eye care and Colorado Eye Center. She likes educating her patients about their eyes and ways to protect their vision. Dr. Egan lives in Arvada, CO, with her husband, Daniel. She enjoys gardening and hiking.

Dr. Madison Hay is a dedicated optometrist committed to delivering compassionate, patient-centered eye care. Originally from South Dakota, she completed her undergraduate studies at Colorado State University before earning her Doctor of Optometry degree from Pacific University College of Optometry in Forest Grove, Oregon. Dr. Hay enjoys building lasting relationships with her patients and helping them achieve their clearest, most comfortable vision. She provides General Eye Exams, Contact Lens Services, LASIK & PRK Co-management, Cataract Co-management, Dry Eye Disease, Retina Care, Glaucoma Management, and Optical. Outside the clinic, she loves reading, spending time with friends and family, traveling, and enjoying time with her husband and their cat, Zelda, and dog, Zeke.