Irena Tsui

Irena Tsui, MD is a Clinical Professor of Ophthalmology at the David Geffen School of Medicine at UCLA and an attending physician at the Doheny Eye Center UCLA, specializing in retina and vitreous diseases. She practices at multiple UCLA Health locations and is affiliated with Ronald Reagan UCLA Medical Center and UCLA Santa Monica Medical Center.

Education & Training:

• MD, University of Pennsylvania School of Medicine (2004)
• Internship, Presbyterian Medical Center of Philadelphia (2005)
• Residency in Ophthalmology, Columbia Presbyterian Medical Center (2008)
• Fellowship in Vitreoretinal Surgery, UCLA School of Medicine (2010)
• Board Certified in Ophthalmology, American Board of Ophthalmology (2010)

Research Focus:
Dr. Tsui’s research centers on advancing the diagnosis and treatment of retinal diseases. Her primary interests include retinopathy of prematurity, diabetic retinopathy, ultra-wide-field and OCT-based retinal imaging, and vitreoretinal surgical innovations. She participates in clinical trials exploring gene therapy for Leber hereditary optic neuropathy and novel imaging technologies for pediatric populations.

Awards & Honors:

• Southern California Super Doctors (2017–2025)
• Los Angeles Magazine Top Doctors (2021, 2024)
• Pasadena Top Docs (2016)
• Southern California Rising Stars (2013–2015)

Clinical & Research Leadership:
Dr. Tsui directs clinical services at Doheny Eye Center Arcadia and the Doris Stein Eye Research Center, overseeing multidisciplinary teams in retina, uveitis, ocular genetics, and cornea services. She mentors residents and fellows, leads NIH- and industry-sponsored trials, and collaborates with engineers to translate novel imaging platforms into routine clinical care.