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Dr. Natalia Callaway is a vitreoretinal surgeon who provides comprehensive care for diseases of the retina and vitreous in adults and children. She treats retinal detachment, macular holes and epiretinal membranes, diabetic retinopathy, retinal vascular occlusions, and macular degeneration, and offers advanced surgical and injection therapies tailored to each patient’s needs. Her practice emphasizes careful imaging, clear communication, and shared decision-making so patients understand their diagnosis and options. As a Clinical Assistant Professor, Dr. Callaway is active in clinical research and education. Her publications span newborn eye screening, surgical efficiency, and retina outcomes, and she mentors trainees in the clinic and operating room. She trained at leading institutions in ophthalmology and retina, bringing deep experience to complex cases as well as routine care.

Dr. Reda Issa is a vitreoretinal surgeon who treats the full spectrum of retinal and macular disease, including diabetic retinopathy, age-related macular degeneration, retinal detachment, macular holes, and epiretinal membranes. He also manages complex secondary intraocular lens needs and emphasizes the connection between systemic health and eye health, collaborating with primary care teams when appropriate. Dr. Issa completed medical school at NYU, ophthalmology residency at Rutgers New Jersey Medical School, and a surgical retina fellowship with Associated Retina Consultants in Arizona. Patients can expect a clear explanation of their diagnosis and a thoughtful, step-by-step plan that prioritizes safety, vision, and recovery.

Dr. Esther Lee Kim is a vitreoretinal surgeon at Orange County Retina who provides specialized care for diseases of the macula, retina, and vitreous. Patients see her for conditions such as macular degeneration, diabetic retinopathy, retinal tears and detachments, macular pucker, macular holes, and other retinal problems that can affect vision. She also manages complex cases, including secondary intraocular lens placement following complicated cataract surgery, and she incorporates retinal imaging and clinical trials when appropriate. A Southern California native, Dr. Kim completed her undergraduate studies at Princeton University and earned her medical degree at Yale University School of Medicine. She trained in ophthalmology at the USC Roski Eye Institute/Los Angeles County Medical Center and completed fellowship training in vitreoretinal surgery at Massachusetts Eye and Ear/Harvard Medical School. She contributes to the retina field through publications, presentations, and ongoing work to advance therapies for retinal conditions.

Jennifer Lopez, MD, is a vitreoretinal surgeon and assistant professor of ophthalmology who cares for adults with medical and surgical retina conditions. She earned her medical degree from New York University and completed an internship at Santa Clara Valley Medical Center. Dr. Lopez completed her ophthalmology residency at LAC+USC Medical Center, where she served as chief resident in 2023, followed by fellowship training in ophthalmology at the University of Colorado. Dr. Lopez evaluates and treats age-related macular degeneration, diabetic retinopathy, macular edema, epiretinal membranes, macular holes, and complications such as retinal tears and detachment. She combines advanced diagnostics and treatment—including intravitreal medications, laser therapy, and microsurgery—with clear communication and shared decision-making. Her goal is to preserve vision while keeping care as convenient and comfortable as possible for each patient.

Dr. William M. Carrera is a board-certified retina specialist providing comprehensive medical and surgical care for diseases of the retina, vitreous, and macula. His clinical practice encompasses age-related macular degeneration, diabetic retinopathy, retinal vascular occlusions, macular pucker and hole, flashes and floaters, and retinal tears and detachments. He offers in-office therapies and advanced vitreoretinal surgery tailored to each patient’s goals and diagnosis. Dr. Carrera graduated with honors in History and Biology from the University of Chicago and earned an MS in Physiology and Biophysics from Georgetown University. He received his medical degree from Case Western Reserve University School of Medicine, completed an ophthalmology residency at California Pacific Medical Center—earning resident research awards—and pursued fellowship training in vitreoretinal disease and surgery with Ophthalmic Consultants of Boston in collaboration with Tufts University’s New England Eye Center.

Dr. Lawrence Chan is an ophthalmologist with a focus on diseases of the retina and vitreous. He cares for adults with common and complex retinal conditions and works closely with patients to create practical, step-by-step treatment plans that fit their lives. Whether monitoring chronic conditions like diabetic retinopathy and macular degeneration or recommending the right moment for surgery, he aims to explain findings clearly so patients feel confident about each decision. Dr. Chan also partners with primary-care and endocrine teams to help protect vision through systemic risk-factor control. He completed medical school at UC Davis and residency training in ophthalmology at UCSF. In clinic, Dr. Chan offers the full spectrum of modern retina care, including advanced imaging, in-office injections, and laser treatments, and coordinates surgical care when needed. He speaks English, Cantonese, and Mandarin and welcomes new patients seeking second opinions or long-term follow-up for retinal disease.

Dr. Ankur S. Gupta is a retina specialist and vitreoretinal surgeon who treats the full spectrum of medical and surgical retinal disease. He trained at UT Southwestern for medical school, completed ophthalmology residency training at the University of Chicago and the Geisinger Eye Institute, and pursued subspecialty fellowships in Retina and Uveitis at Stanford University with additional fellowship training at the National Eye Institute (NIH). Dr. Gupta is an active clinical trial investigator and educator with multiple patents in ophthalmic imaging and more than 75 co-authored projects. He founded Spect Inc. to improve access to eye care through telemedicine and artificial intelligence, and he brings that spirit of innovation into everyday patient care. Patients value his clear explanations, evidence-based approach, and his commitment to offering advanced therapies--ranging from in-office injections to complex retinal surgery--tailored to each person's goals and vision needs.

Dr. Nizar Abdelfattah is a board-certified ophthalmologist with expertise in advanced cataract surgery and medical and surgical retina. He cares for adults with age-related macular degeneration, diabetic eye disease, and other retinal conditions, and tailors cataract surgery to each patient’s visual goals, including advanced lens options when appropriate. Patients appreciate his clear explanations and collaborative approach that focuses on safety, comfort, and lasting results. Originally from Alexandria, Egypt, Dr. Abdelfattah earned his medical degree from the University of Alexandria. After relocating to the United States, he completed a retinal imaging research fellowship at the Doheny Eye Institute and served on faculty in the UCLA Department of Ophthalmology. His clinical training includes ophthalmology residency at Duke University Eye Center, along with additional surgical training at Albert Einstein College of Medicine and Duke. He has presented at national meetings such as the American Academy of Ophthalmology, ARVO, and ASRS, and has published in journals including Ophthalmology, RETINA, and JAMA.

This ophthalmologist joined Eye Specialists of Napa Valley in 2015 and provides care for a broad range of eye conditions, with an emphasis on thorough evaluation and clear communication. Clinical work includes diagnosis and ongoing management of common ocular diseases such as cataracts and glaucoma, as well as retina-related conditions including macular degeneration and diabetic retinopathy. Education includes an undergraduate degree in English Literature from Northwestern University and a medical degree from the University of Toledo College of Medicine, with induction into the Alpha Omega Alpha Honor Medical Society. Ophthalmology residency training was completed at The Ohio State University, with participation in research and presentations at the Association for Research in Vision and Ophthalmology (ARVO) national meeting in 2014 and 2015.

Maryam Ghiassi, MD, MHS, is a vitreoretinal surgeon who provides comprehensive medical and surgical care for diseases of the retina and vitreous. She completed medical school at Yale University, an ophthalmology residency at Columbia University—where she served as chief resident—and a vitreoretinal surgery fellowship at the University of Colorado. Dr. Ghiassi’s practice emphasizes attentive listening, clear education about treatment choices, and collaborative planning to align care with each patient’s goals. With an international upbringing and early research in retinal stem cell differentiation, Dr. Ghiassi brings a global perspective and a science-driven mindset to everyday patient care. She treats the full spectrum of retinal conditions, from age-related macular degeneration and diabetic retinopathy to retinal tears and complex detachments. Patients value her steady operative technique, thoughtful follow-up, and warm, multilingual clinic environment across RCMG locations in Northern California.

Dr. Jessica Cao is a vitreoretinal surgeon who treats both urgent and long-term retinal conditions with steady communication and thoughtful care. She explains imaging and options in everyday language, helping patients weigh office-based treatments such as injections and lasers versus surgery. Her goal is to protect sight while keeping recovery as smooth as possible. Dr. Cao completed ophthalmology residency and a vitreoretinal surgery fellowship at the Cleveland Clinic Cole Eye Institute after earning her MD from the Keck School of Medicine of USC and a BS from UCLA. She sees patients across The Retina Partners’ Los Angeles area locations and participates in clinical research to bring current techniques into the clinic. She welcomes referrals for macular degeneration, diabetic eye disease, retinal tears and detachment, and other complex retinal disorders.

Dr. Suzie Gasparian is a board-certified ophthalmologist and vitreoretinal surgeon at Retina Consultants of Southern California. A Southern California native, she brings a patient-first approach and the latest medical and surgical techniques to protect and restore sight. Her practice spans the full range of retinal disease, from urgent problems like retinal detachment to long-term conditions such as diabetic retinopathy and macular degeneration. She believes in clear explanations, thoughtful second opinions, and treatment plans that fit each patient’s goals and lifestyle. Dr. Gasparian graduated magna cum laude from UCLA, earned her MD at Tulane University School of Medicine (AOA), completed ophthalmology residency at Loma Linda University, and a vitreoretinal diseases and surgery fellowship at Baylor College of Medicine. Recognitions during training include Retina Rising Star and a Fellow Teaching Award. She is fluent in English, Armenian, and Spanish and enjoys caring for patients across multiple Inland Empire locations.

Dr. Tamer Hadi is a board-certified ophthalmologist and fellowship-trained vitreoretinal surgeon who provides comprehensive medical and surgical care for diseases of the retina and vitreous. He earned a joint MD-PhD at the Medical College of Virginia, after undergraduate studies in Bioengineering at UC Berkeley and a master’s degree in Biomedical Engineering at UC Davis. Dr. Hadi completed ophthalmology residency at Case Western Reserve University/University Hospitals Eye Institute, where he served as surgical chief resident, followed by a vitreoretinal fellowship at the Gavin Herbert Eye Institute at UC Irvine. He has also served as a clinical instructor at the VA Medical Center in Long Beach, recognized with a teaching award for his dedication to trainee education. In practice, Dr. Hadi treats conditions such as macular degeneration, diabetic retinopathy, vein occlusions, and retinal detachment, offering therapies from intravitreal injections and lasers to complex retinal surgery. He is known for thoughtful counseling and tailoring each plan to protect sight over a lifetime.

Dr. Kevin C. Chen is a retinal specialist who provides comprehensive medical and surgical care for diseases of the retina and vitreous. After graduating with highest honors in molecular, cellular, and developmental biology from UCLA, he earned his medical degree at New York University School of Medicine. He completed ophthalmology residency at NYU Langone Medical Center and Manhattan Eye, Ear & Throat Hospital, where he served as chief resident, followed by a fellowship in vitreoretinal surgery and disease at the Shiley Eye Institute, University of California San Diego. During fellowship he was a Clinical Instructor at UCSD and a Staff Physician at the San Diego VA.Patients see Dr. Chen for conditions such as macular degeneration, diabetic retinopathy, retinal tears and detachments, macular holes, and epiretinal membranes. He combines advanced imaging with minimally invasive techniques and emphasizes clear, empathetic communication so each person understands their diagnosis and treatment options.

Dr. Sahar Bedrood is a board-certified ophthalmologist with fellowship training in glaucoma and advanced expertise in cataract care. She offers laser-assisted cataract surgery and premium intraocular lens options, and treats the full spectrum of glaucoma using interventional approaches that include minimally invasive techniques as well as traditional operations when needed. Patients appreciate her clear explanations and personalized planning, whether the right answer is surgery, laser, eye drops, or careful monitoring. Dr. Bedrood earned a BS in biochemistry and chemistry from UCLA, completed an MD/PhD at the Keck School of Medicine of USC, and trained in ophthalmology at USC/Doheny Eye Institute. She then completed a glaucoma fellowship at the Wilmer Eye Institute at Johns Hopkins as a Society of Heed Fellow. She has served as an assistant professor at the USC Roski Eye Institute and remains active in education, speaking nationally on glaucoma surgery and serving on editorial and advisory boards. Her goal is to combine precise surgical technique with compassionate, individualized care so patients feel informed and confident at every step.

Dr. Samuel C. Kim is an ophthalmologist and retina specialist who diagnoses and treats complex retinal conditions that can affect central and peripheral vision. His clinical work includes care for diabetic retinopathy and related vitreous hemorrhage, age-related macular degeneration, macular hole, vitreomacular traction, and other diseases of the vitreous and retina. When appropriate, he offers advanced medical therapies and vitreoretinal surgical options. Dr. Kim is actively involved in research and serves as a principal investigator or sub-investigator on national clinical trials, including studies sponsored through DRCR.net and the National Eye Institute. He also holds academic appointments as an assistant professor. Patients can expect clear communication, careful monitoring, and a treatment plan designed around their goals and day-to-day vision needs.

Dr. Jason C. Chow is a vitreoretinal surgeon who cares for patients with medical and surgical diseases of the retina and vitreous. He takes time to listen, explains options in plain language, and uses current research to guide individualized care plans. Dr. Chow treats urgent retinal problems as well as chronic conditions that benefit from careful monitoring and timely intervention. A Northern California native, Dr. Chow earned bachelor’s and master’s degrees in Bioengineering from UC San Diego, received his medical degree from the University at Buffalo, completed ophthalmology residency at Brown University, and finished a surgical vitreoretinal fellowship at the University of California, Davis. His interests include translational work in retinal degeneration and educating patients about treatments that can preserve sight.

Andrew Browne is an Associate Clinical Professor in the Department of Ophthalmology & Visual Sciences at the UC Irvine School of Medicine. He specializes in Ophthalmology with a focus on Retina and Vitreous conditions, providing advanced care for retinal diseases. He holds an M.D. from the University of Cincinnati and a Ph.D. in Electrical and Computer Engineering, integrating engineering principles into clinical practice. His research interests include Retinal Organoid Biology, Functional Biophotonic Imaging, and Lab-On-a-Chip devices, driving innovation in diagnostic and treatment methods. He has been honored with awards such as the Allergan Retina FIRST program and NIH KL-2 Scholar, recognizing his contributions to retina research and mentorship. With training that includes a vitreoretinal surgery fellowship at the Cleveland Clinic Cole Eye Institute and residency at the University of Southern California, he combines extensive clinical experience with cutting-edge research to improve patient outcomes in conditions like acute posterior multifocal placoid pigment epitheliopathy, radiation retinopathy, and choroidal melanomas.

Dr. Aya Barzelay-Wollman is a retina specialist at UCLA Stein Eye who cares for the full spectrum of medical and surgical retinal disease. She helps patients understand complex findings in clear, practical terms and partners with them to choose treatments that fit their lives—whether that means office-based injections and lasers or advanced surgery for sight-threatening problems. Dr. Barzelay-Wollman completed dual surgical retina fellowships at the UCLA Stein Eye Institute and Sheba Medical Center. She trained in ophthalmology at Tel Aviv Sourasky Medical Center, earned her MD from the Technion – Israel Institute of Technology, and holds a PhD from Tel Aviv University. At UCLA, she works within a multidisciplinary team that offers leading-edge diagnostics, clinical trials, and coordinated care for inherited and acquired retinal conditions, so patients can access the latest options in one place.

Braden Allen Burckhard, MD, is a vitreoretinal specialist serving patients across Monterey County. He treats the full spectrum of medical and surgical retina conditions and is known for combining surgical precision with a calm, personable bedside manner. Patients value how he outlines options in plain language and helps them decide on care that fits their vision needs and lifestyle. Dr. Burckhard completed fellowship training in vitreoretinal surgery in San Francisco after residency at the University of Wisconsin, where he published research on macular surgery outcomes. Raised on a small ranch in North Dakota, he brings a grounded, patient-first approach to the exam room. Outside of clinic and the operating room, he enjoys time with family and staying active on the golf course.

Dr. Natalie Huang is a retina specialist who combines rigorous clinical training with a research background in inherited retinal disease. She cares for patients with diabetic retinopathy, macular degeneration, retinal tears and detachments, macular holes and puckers, and vascular occlusions. In consultation, she reviews imaging with patients, explains why injections, laser, observation, or surgery are recommended, and sets expectations for recovery and follow-up. Dr. Huang was born and raised in Hunan, China and moved to the U.S. to pursue higher education. She earned her Doctor in Medicine at the Oakland University William Beaumont School of Medicine, completed her ophthalmology residency at SUNY Upstate Medical University, and pursued a retina research fellowship at the University of Minnesota followed by a clinical fellowship in medical retina at Massachusetts Eye and Ear. During her training, she received the VitreoRetinal Surgery Foundation Research Award for her research on patients with end-stage retinitis pigmentosa and the Award for Research Excellence during residency. She has published research in peer-reviewed journals and values making complex findings understandable. In 2022, Dr. Huang was recognized by the Journal of VitreoRetinal Diseases with the Distinguished Contributor Award. Her approach emphasizes evidence-based care, careful monitoring, and clear communication with patients and referring doctors. Outside of medicine, she enjoys traveling with her husband, practicing yoga and Pilates, and experimenting with new recipes.

Dr. Michael Ammar is a vitreoretinal surgeon who cares for people with conditions affecting the retina and vitreous, including macular degeneration, diabetic retinopathy, macular holes, and retinal detachments. Patients describe his style as thorough and easy to follow—he explains what testing shows, why a treatment is recommended, and what to expect from procedures such as injections, laser, or surgery. Fellowship-trained in vitreoretinal disease and surgery at Wills Eye Hospital and board certified by the American Board of Ophthalmology, Dr. Ammar trained in ophthalmology at the University of Pennsylvania and earned his medical degree from the Keck School of Medicine of USC. He provides care in English and Spanish and partners closely with your referring eye doctor to coordinate follow-up and long-term monitoring. His goal is to preserve and, when possible, improve vision using evidence-based care delivered with clear communication and respect for each patient’s priorities.

Dr. Giulia Corradetti is a retina-focused physician–scientist at the Doheny Eye Institute and Doheny Eye Center UCLA in Pasadena. She cares for people with macular and retinal disease while advancing imaging technologies that help doctors diagnose earlier and track changes more precisely. Dr. Corradetti completed ophthalmology residency at the Scientific Institute San Raffaele in Milan, followed by fellowships in Pediatric Ophthalmology & Strabismus and in Medical Retina/Retina Imaging at UCLA and Doheny. Her research centers on early imaging biomarkers in atrophic age-related macular degeneration and the responsible use of AI and machine learning to analyze retinal scans. Patients appreciate her clear explanations and collaborative style. Whether you are monitoring diabetic eye disease, navigating macular degeneration, or need specialized imaging to guide treatment, Dr. Corradetti partners with you and your referring doctor to build a plan that fits your life. She has authored numerous peer-reviewed papers and book chapters and regularly presents at national meetings, bringing the latest evidence to the exam room.

Charles DeBoer, MD, PhD, is a vitreoretinal surgeon at Stanford Health Care’s Byers Eye Institute. He cares for adults with diseases of the retina and macula, offering both medical therapies and advanced retinal surgery tailored to each patient’s goals. Patients see him for conditions such as diabetic retinopathy, retinal detachment, macular holes and puckers, retinal vein occlusions, and age-related macular degeneration. He emphasizes clear communication, evidence-based care, and meticulous surgical planning to help patients protect and restore vision. Dr. DeBoer is committed to educating the next generation of retina specialists and remains active in research. His engineering and biomedical background informs work on implantable devices, extended drug delivery and microsurgical instrumentation, including a co-invented biomimetic accommodating intraocular lens. He has authored peer-reviewed publications and book chapters and has presented at national and international meetings. His recognitions include the HEED Fellowship, the Ronald G. Michels Foundation Award and a fellow teaching award at the Byers Eye Institute.