Dr. Raul Membreno

OphthalmologyComprehensive Ophthalmologist
San Antonio, TX

Areas of Expertise

ICL implants
Lens exchange
Manual small incision cataract surgery

About Me

Raul F. Membreño, MD, MPH, is an ophthalmologist at San Antonio Eye Specialists, specializing in refractive and anterior segment surgery. He performs life-changing procedures such as LASIK, ICL, PRK, lens exchange, and advanced cataract surgery. His clinical focus also includes minimally invasive glaucoma surgery and manual small incision cataract surgery, delivering meticulous, patient-centered care to optimize visual outcomes.

Dr. Membreño attended The University of Texas at San Antonio, where he earned a Bachelor of Science with International Distinction from the Honors College. He pursued a Doctor of Medicine at UT Health San Antonio and a Master of Public Health at UT Health Houston School of Public Health. During medical school, he was honored with the Forland Award for Humanism in Medicine. His training continued with an internship in Internal Medicine and a residency in Ophthalmology at Baylor College of Medicine/Baylor Scott & White, where he served as Chief Resident. Dr. Membreño further honed his research expertise as a fellow at the National Eye Institute through the NIH Medical Research Scholars Program.

Dr. Membreño has presented at prestigious conferences, such as the American Academy of Ophthalmology and the Association for Research in Vision and Ophthalmology, earning multiple travel grants and awards. He served as Advocacy Ambassador for the American Academy of Ophthalmology, collaborating with leaders to enhance eye care. His global health efforts include medical mission trips to Peru and Guatemala, where he performed manual small incision cataract surgeries. Driven by faith, integrity, and a passion for service, Dr. Membreño is dedicated to advancing ophthalmology through innovation and compassionate care. A native Spanish speaker with roots in Costa Rica, he enjoys spending time with his wife and son, playing racquet sports, and supporting the NBA Spurs.

Training

  • Ophthalmology

    2025

    Baylor College of Medicine/Baylor Scott & White

    Residency
  • National Eye Institute

    NIH Medical Research Scholars Program

    2023

    National Eye Institute

    Fellowship
  • Doctor of Medicine (MD)

    UT Health San Antonio

    Medical School
  • Master of Public Health (MPH)

    UT Health Houston School of Public Health

    Masters / PhD
  • Bachelor of Science with International Distinction from the Honors College

    The University of Texas at San Antonio

    Undergraduate

Awards & Honors

  • Forland Award for Humanism in Medicine

    2017

Certifications & Licensure

Licensed In
TX
License Numbers
V6063

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Dr. Raul Membreno

Ophthalmology Comprehensive Ophthalmologist