Meet Our Staff

At our office, you will always be treated with respect and courtesy. Each of our well trained and highly qualified eye care professionals are committed to providing the best quality eye care possibe. We treat all patients and constantly welcome new ones into our family. We have patients from as far away as Maine because our patients know that our service and friendliness is unparalled. 


Our Doctors


Changmin Duan, O.D., M.D, M.S., F.O.A.A

Dr. Duan is an Optometric Physician and Board Certified in Treatment and Management of Ocular Disease. Dr. Duan is a practicing eye doctor for over twenty years. She has been in private practice in New Jersey since 1995, and is an Assistant Clinical Professor teaching pediatric optometry at the State University of New York (SUNY), State College of Optometry since 1994.

Dr. Duan practiced as an ophthalmologist in China for five years prior to receiving her Master Degree in Vision Science from SUNY College of Optometry and her Doctor of Optometry degree from the New England College of Optometry.

Dr. Duan has implemented Orthokeratology into her practice since 2003 and was promoted to the fellow status in Orthokeratology Academy of America in 2008.



Zhengyu Hsu, O.D., M.D., M.S.

Dr. Hsu is an Optometric Physician and is a practicing eye doctor for over twenty-five years. He practiced as an ophthalmologist in China for ten years prior to receiving his Doctor of Optometry degree from the New England College of Optometry.

Dr. Hsu is a full-time staff doctor at the Eye Clinic in Gouverneur Hospital located in New York City since 1994. On weekends and evenings, he practices at this location.


Kevin Win, O.D.

Dr. Win graduated from Rutgers University with a Bachelor of Science Degree in Chemical Engineering. He also graduated from Salus University, formally The Pennslyvania College of Optometry, with Bachelor of Science and Doctor of Optometry Degrees. He recieved the Pennsylvania School of Optometry's Presidential Scholarship for his doctorate work.

Dr. Win is a member of the American Optometric Association. He has finished clinical internships at The Eye Institue at the Pennsylvania School of Optometry in primary eye care and pediatrics, Dr's Eye care center and Baltimore Veterans Affair medical center. Dr. Win gained his strong clinical skills through the extensive externship and residency program working closely with ophthalmologists and optometrists in managing complex glaucoma, retinal, and cataract cases in wide varieties of patient populations ranging from geriatric population to pediatric patients.

He is skilled in the latest advanced diagnostic equipment and ocular therapeutics for treating certain eye conditions. Dr. Win also speaks Burmese.


Natalie Chen, O.D., M.S.

Dr. Chen enrolled in a 7-year accelerated BS/OD pgraom at The College of New Jersey, Ewing and State Universeriy of New York College of Optometry. In addition, Dr. Chen was involved in research regarding human corneal epithelium regeneration, from which Dr. Chen obtained a master's degree in Vision Science.

Dr. Chen completed externships at Keller Army Community Hospital's Optometry Clinic at West Point, NY, VA Hospital in West Haven, CT and internships at University Optometric Center, NY in Pediatrics, Vision Therapy, Ocular Disease and Low Vision. 

Dr. Zhao

Adam Zhao, O.D. 

Dr. Zhao is a licensed optometrist who provides comprehensive eye care with a sub specialty interests in orthokeratology. He completed his undergraduate education at SUNY Stony Brook in New York where he graduated summa cum laude with a Bachelor of Science degree in Technological Systems Management. Following Stony Brook, he further pursued graduate studies at SUNY College of Optometry where he received his Doctor of Optometry degree in 2013.
Dr. Zhao’s clinical externships at Omni Eye Services and Northport Veterans Affairs Medical Center focused on the treatment and management of ocular diseases, such as glaucoma, macular degeneration, diabetic eye disease, and pre/post-operative management of cataract and refractive surgery. His internship training at the University Eye Center specialized in family vision care including pediatrics, specialty contact lenses, and diagnosis and treatment of a variety of ocular pathologies.
Dr. Zhao was born in China, and currently resides in New Jersey. He speaks Mandarin, Cantonese, basic Spanish and French.

Support Staff


IT Manager / Assistant Supervisor

Kevin is an experienced part-time office assistant. He possesses thorough knowledge of vision tests, electronic medical records (EMR), eye-wear and special testing. His responsibilities are numerous and diverse.



Senior Technician

 As a college student, Ryan is a valuable addition to our staff. He has knowledgeable about vision testing, electronic medical records (EMR), eyewear and special testing. Despite being only a part time office assistant, he is essential to running a smooth practice.


Assistant Manager / Research Coordinator

Judy is an experienced full-time office assistant manager. She possesses extensive knowledge of vision tests, electronic medical records (EMR), contacts, and eye-wear. Her responsibilities are numerous and diverse. She recently worked with Dr. Duan to conduct a thorough research project concerning Orthokeratology lens treatment.

Senior Staff



As a senior staff member and team leader, Margaret has been a respected supervisor for patient care and services in our office since 2003. She is thoroughly trained in all aspects of the eye care field. Her work efficiency and knowledge of the medical field facilitate the operations of our office. Margaret’s caring manner and dedication towards the office ensures quality patient care.





Account Specialist

Serving as an account specialist, Erin is the problem solver in regards to patient accounts, insurance coverage, referral requirements, and other matters relating to commercial accounts. She has been devoted to the best of patient care and securing the benefits of our patients since 2001. Erin has a solid background in the medical field and advanced training in computer science. She has made a significant contribution and is a great asset to our practice.



After two years of hard work, Hannah was promoted to serve as an office manager in August of 2010. Hannah joined our team with a great deal of experience in practice management and systemic training in the health care field. She is the core of the daily performance in the office and a respected mentor of new employees. She also serves as our Orthokeratology coordinator. Her caring manner and bilingual skills in English and Chinese are welcomed by our patients.

Lab Technicians


Sherry, Andi, Yuming, Kaity

All of our lab technicians are highly trained and qualified to perform many of the pre-exam tests that are a routine part of your exam. They perform many tasks that help the doctors ensure the health of your eyes.

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