Nariman Nassiri, MD MPH
Board-Certified Ophthalmologist | Glaucoma Specialist
Dr. Nassiri has authored and co-authored numerous peer-reviewed publications and abstracts in different ocular conditions, especially glaucoma, ocular drug delivery systems, and innovative surgical techniques. His research interests include metabolomics, genetics and epigenetics in glaucoma, ocular drug delivery systems, and novel approaches to preserving vision in patients with advanced disease.
In addition to his clinical and academic work, Dr. Nassiri is dedicated to community outreach and providing eye care to underserved populations through programs such as the UCLA Mobile Eye Clinic. He is passionate about combining cutting-edge research with compassionate patient care to improve outcomes for individuals affected by glaucoma.
Education
- Medical Degree, Tehran University of Medical Sciences
- Master’s Degree, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD
- Internship, Sinai-Grace Hospital Detroit Medical Center, Detroit, MI
- Residency, Kresge Eye Institute, Detroit, MI
- Glaucoma Fellowship, UCLA Doheny Eye Institute, Los Angeles
Professional Appointments & Affiliations
- Faculty (Part Time), UCLA Doheny Eye Institute
- Faculty, UCLA Mobile Eye Clinic
- Consultant, City of Hope Medical Center
- Board Certified, American Board of Ophthalmology
- Member, American Academy of Ophthalmology
- Volunteer, Liga International, The Flying Doctors of Mercy
Research
R. Alan Shelton, MD
Board-Certified Ophthalmologist | Cornea & External Disease Specialist
Dr. R. Alan Shelton is a board-certified ophthalmologist and cornea & external disease specialist with extensive expertise in cataract, cornea, glaucoma, and complex anterior segment surgery. He has performed more than 50,000 intraocular lens (IOL) implants, including 7,500 Lifestyle IOLs, making him one of the most experienced cataract surgeons in the United States.
Dr. Shelton was among the first surgeons in Southern California to implant the FDA-approved Tecnis Symfony and Symfony Toric IOLs, reflecting his commitment to advancing innovation in ophthalmology. He is widely recognized for his surgical precision, clinical judgment, and dedication to restoring vision and quality of life for his patients.
Education
- Bachelor of Science in Physics, University of North Carolina
- Graduate Studies in Biophysics, Harvard University
- Doctor of Medicine, Duke University School of Medicine
- Residency in Ophthalmology, Duke University
Professional Appointments & Affiliations
- Faculty Instructor, California Medical Center, Los Angeles (1987–1994)
- Board Certified, American Board of Ophthalmology
- Member, American Academy of Ophthalmology
Clinical Expertise
- Cataract surgery and advanced IOLs
- Cornea and external disease
- Glaucoma and complex combination surgeries
- Challenging anterior segment cases
Moisés Enghelberg, DO, MSc
Board-Certified Ophthalmologist | Vitreoretinal Surgeon
Founder & CEO, The Retina Institute
Dr. Moisés Enghelberg, DO, MSc, is a board-certified ophthalmologist specializing in medical and surgical diseases of the retina. He is the Founder and CEO of The Retina Institute and provides retina care to Nova Eye Institute patients through a strategic alliance between the two organizations.
Education
- Doctor of Osteopathic Medicine New York Medical College – Touro College of Osteopathic Medicine
- Ophthalmology residency at Larkin Community Hospital and the Bay Pines VA Hospital, Florida
- Two advanced fellowships at Loma Linda University Eye Institute, including a two-year vitreoretinal surgery fellowship
Professional Appointments & Affiliations
- Founder and CEO of The Retina Institute
- Retina care provider at Nova Eye Institute through strategic alliance
- Former staff physician and assistant professor at Loma Linda University
- Actively involved in clinical care, research, and physician education at Loma Linda University
Clinical Expertise
- Board-certified ophthalmologist
- Specializes in medical and surgical diseases of the retina
- Fluent in English and Spanish
- Focused on compassionate, high-quality retina care and advancing the field through education, research, and collaboration
Nava Talyai, OD
Optometrist
Dr. Nava Talyai, OD earned her Doctor of Optometry degree summa cum laude from the Southern California College of Optometry, following a Bachelor’s in Biological Sciences from University of California, Irvine.
Her clinical training includes rotations at the VA Los Angeles Ambulatory Care Center, Tucson VA Medical Center, Orange County Retina, and Coastal Vision Medical Group. These experiences equipped her with a solid foundation in diagnosing and managing ocular diseases, along with providing pre- and post-operative care for cataract and refractive surgeries.
With many years of experience, including both before and during optometry school, she has worked in diverse clinical settings in various roles alongside leading ophthalmologists and optometrists throughout Southern California, building a strong foundation in patient care.
Fluent in English and Farsi, she is committed to delivering accessible care to a diverse patient population. Dedicated to advancing her clinical knowledge, she stays current with the latest research developments in optometry and ophthalmology.
Her approach to care is grounded in compassion, trust, and lasting relationships—with a commitment to excellence in vision and eye health.
Education
- Doctorate of Optometry, Southern California College of Optometry
- Bachelor of Science, University of California, Irvine
Professional Appointments & Affiliations
- TPA/TLG certified Optometrist
- American Academy of Optometry
- American Optometric Association