Dr. John O’Neill was born and raised in Allen, Texas. He received a Bachelor of Science degree from Texas A&M University and a Doctor of Optometry degree from the University of Houston.

Dr. O’Neill completed his clinical training at Memorial Hermann Hospital with a rotation in retinal pathology. He specializes in family eye care, including pediatrics, contact lens fittings, and the co-management of cataract and laser vision corrective surgeries. He is licensed as a Therapeutic Optometrist and as an Optometric Glaucoma Specialist.

Dr. O’Neill lives in Katy with his son Jack and daughter Kathryn.