2880 Atlantic Avenue, Suite 290, Long Beach, CA 90806
Long beach

Apex Retina Institute

Ophthalmologist & Retina and Vitreous Specialist located in Long Beach, CA

retina operation
Apex Retina Institute
Ophthalmologist & Retina and Vitreous Specialist located in Long Beach, CA
man eye check
Apex Retina Institute
Ophthalmologist & Retina and Vitreous Specialist located in Long Beach, CA
woman eye
Apex Retina Institute
Ophthalmologist & Retina and Vitreous Specialist located in Long Beach, CA
Retina showing Laser treatment to Hole in Retina
Apex Retina Institute
Ophthalmologist & Retina and Vitreous Specialist located in Long Beach, CA
Our Mission

At Apex Retina Institute, our mission is simple: to provide the most advanced surgical and medical retina care with a focus on patient education and compassion. We strive to bring the human element back to Retina with a patient experience that feels both personalized and thoughtful. At Apex Retina, we treat each patient just as we would our own family.

"I had an excellent experience with Dr Knight. Fully explained everything he was doing, and what i should be expecting in the near future I couldn't have asked for more."
David C.
"Dr. Knight is a excellent doctor. He's thorough he has an excellent bedside manner and he truly cares for his patience."
Renee C.
"Dr Knight takes great care of my mother, has done a wonderful job improving her vision"
William J.
"Dr. Knight help me understand what was happening with the growth on my eye and I feel so much relief with the condition."
Nancy R.
"Dr. Darren was attentive to the questions raised and to the patient’s medical condition. He proposed a plan of action for additional exams and a follow-up visit."
Fausto S.
"Dr. Knight was interested in what I had to say and was very helpful in explaining my condition."
Brian S.
"I would like to thank Dr. Darren Knight for the excellent job that he has done and for the generous and compassionate care that I got."
Danilo L.
"Dr Knight is my mother’s Doctor and she thinks he’s wonderful. She only wants to see him when she goes to her eye appointments. We are very pleased."
Mimi B.
"I appreciated Dr. Knight' professionalism and yet making me feel at easy. I could easily understand and follow his explanation of my exam."
Hank V.
"Dr. Knight is a GREAT dr. to have on your side in improving your vision. He keeps you informed and involved, which let's you know he CARES."
Pollyann S.
"Dr. Knight is patient and kind. He is open to discuss any questions or concerns. He is thorough and clear in his answers."
Ida C.
"Very knowledgeable and take’s the time to explain everything. I highly recommend Dr. Knight."
George C.
"Dr. Knight is amazing! When he injects in my eye for treatment, I don’t feel even slight discomfort. That’s how good he is. Thanks Doc for your help. You are the best!"
Ahmed S.
Dr. Knight

Meet Dr. Knight

At Apex Retina Institute, board-certified ophthalmologist and retina specialist Darren Knight, MD, provides complete eye care to adults in Long Beach, California, and throughout Los Angeles County. 

Dr. Darren Knight is a proud South Bay native. He graduated with honors from the University of Southern California with a bachelor’s degree in biological sciences and went on to complete medical school at the prestigious Columbia University College of Physicians and Surgeons. After an internal medicine internship at Mount Sinai in New York City, he returned to Southern California to complete his ophthalmology residency at the University of California, Irvine. Dr. Knight later pursued a vigorous two-year fellowship focused on medical and surgical vitreoretinal disease at the University of California, San Diego. 

Dr. Knight is passionate about caring for his patients and equipping them with the knowledge they need to understand their diagnosis and achieve their best vision. He strives to guide his patients to a complete understanding of their illness and best practices through a philosophy rooted in compassion, kindness, and dignity. Every patient who walks in the door is treated with the same attention and care that would be given to his own family. 

Dr. Knight takes pride in his ability to share his knowledge of retinal disease with others. During his residency, he was selected by his fellow residents as the teacher of the year. Dr. Knight stays current on the latest developments in retinal disease and surgery so that his patients can achieve the best outcomes. Through cutting-edge technology and medications, he ensures that his patients receive quality care that enables them to improve their quality of life.

He has a particular interest in diabetic retinopathy, macular degeneration, retinal vascular disease, macular holes, epiretinal membranes (macular puckers), and retinal detachments. 

Dr. Knight has published numerous articles in peer-reviewed journals, including Retina, Ophthalmology, and JAMA Ophthalmology. He has participated in various clinical trials as both a sub-investigator and principal investigator. Dr. Knight has presented his research at the American Academy of Ophthalmology, the American Society of Retinal Specialists, and the Association of Research for Vision and Ophthalmology. He was also an Ophthalmology Times research scholar finalist for his research on “Retinal Morphology and its Influence on Operative Outcomes in Refractive Lens Exchange Patients.”

Dr. Knight is board certified by the American Board of Ophthalmology and is also a member of both the American Academy of Ophthalmology and the American Society of Retina Specialists.

In his free time, Dr. Knight enjoys spending time with his family, traveling, cheering on the Los Angeles Lakers and USC Trojans, and streaming the latest movies/shows. Don’t forget to ask him about his favorites. 

Apex Retina Institute is conveniently located and features cutting-edge diagnostics onsite, including optical coherence tomography (OCT), widefield fundus photography, fundus autofluorescence, and fluorescein angiography. We specialize in diagnosing and treating macular degeneration, diabetic retinopathy, retinal vascular disease, and retinal detachments.

Call Apex Retina Institute today to request an eye exam or make your appointment online. 

- BA: University of Southern California     
- MD: Columbia University 
- Internship: Mount Sinai St. Luke's/Roosevelt
- Ophthalmology Residency: University of California, Irvine
- Surgical Vitreoretinal Fellowship: University of California, San Diego
American Academy of Ophthalmology
American Board of Ophthalmology
American Society of Retina Specialists

Accepted Insurance Plans

We accept most insurance providers. If you have specific questions regarding your coverage, please contact us for additional information.
Anthem Blue Cross Blue Shield
UnitedHealthcare Oxford

Our Location

Long Beach

2880 Atlantic Avenue, Suite 290
Long Beach, CA 90806
Hours Of Operation:
9:00 AM - 5:00 PM
9:00 AM - 5:00 PM
9:00 AM - 5:00 PM
9:00 AM - 5:00 PM
9:00 AM - 5:00 PM