Meet the Doctors

Kerry A. Horner, OD

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Kerry A. Horner, O.D. has provided optometric care to the Modesto Community for 37 years. Dr. Horner received his degree from the University of California School of Optometry at Berkeley in 1972. He served in the U.S. Army from 1972-1974, and began private practice in Modesto in 1974.

Dr. Horner has been an Assistant Clinical Professor at U.C. Berkely School of Optometry since 1981. He has designed and taught classes in Optometric Assisting at Modesto Junior College and has been an instuctor for the California Optometric Association Congress. Dr. Horner is a past-President of the San Joaquin Optometric Society and is member of the California and American Optometric Associations. He is a member of the American Optometric Associations Contact Lens Section and is a Fellow of the American Academy of Optometry. He is the founder of the Modesto Optometric Emergency Service. He is currently a eighteen-gallon donor at the Delta Blood Bank, and has served on the Board of Directors at the YMCA, Kiwanis Club of North Modesto, and the American Diabetes Association.


Michael Martin, OD

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Michael Martin, O.D., has been in practice for more than 32 years. He completed his optometric training at the University of California, Berkeley and served as president of his graduating class. Upon graduation in June of 1970, he completed a year's residency at the All India Institute in New Delhi, practiced for 1 year in England and 5 additional years in Capetown, South Africa. For the past 25 years he has been in practice in the Modesto area.

Dr. Martin has been active in the following organizations: The Boy Scouts of America, Modesto Downtown Rotary Club, North Modesto Rotary Club, Lions Club, Toastmasters, The Masonic Lodge, Shriners and the U.C. Alumni Association.

Dr. Martin is married, has twin sons and lives on the family farm in Ballico.


Ronald Janda, O.D.

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Ronald Janda, O.D., M.A., has been practicing Optometry since 1987. He has been involved in the art and science of eyecare since 1981. Having received his bachelor's degree from San Jose State in Molecular Biology, he chose to attend the University of California at Berkeley School of Optometry. There, he received his Optometry degree and graduated with honors. He then went on to complete a Master's degree in reading and learning disabilities with the department of Education at the University of California, Berkeley in 1988.

Dr Janda was fortunate to have been a faculty member of the U.C. Berkeley School of Optometry for 20 years. He taught classes in optics, clinical procedures, and pediatrics. Dr. Janda enjoys helping people see the world as clearly as possible with the right eyewear, contact lenses, or laser vision correction.

A native of San Jose, California, Dr. Janda has lived in Modesto since 1999. His wife, Judy, is a native of Modesto. They have 2 children, and recently have been blessed with 2 grandchildren. Dr. Janda enjoys auto mechanics, home projects, skiing, and traveling, and getting to meet someone new everyday.


Sharon Lutosky, M.D.

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Sharon Lutosky, MD., received her B.S. degree from the University of California at Irvine in 1968, and then went to U.C.L.A for her M.D. degree which she received in 1972. She then went to Standford for a Fellowship in Corneal Physiology in 1974.

While at Stanford she completed her Ophthalmology residency in 1978. She became Board Certified in Ophthalmology in 1980.

Dr. Lutosky is a member of the Stanislaus Medical Society. She is married and has one child.

In her free time she enjoys spending time with her 3 dashhounds. She has placed best in show on several occassions.


Daniel Choi, MD.

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Daniel Choi, M.D. is a fellowship trained glaucoma specialist. He was born and raised in California and attended UCLA where he graduated magna cum laude with a degree in physiology. During his undergraduate work at UCLA he served as the president of the American Medical Student Association. He then obtained his medical degree at UCLA and finished his medical internship at Cedars-Sinai Medical Center. After this, Dr. Choi went to Stanford University to complete his ophthalmology residency where he served as Chief Resident. He then returned back to UCLA as a clinical instructor and also completed a glaucoma fellowship at the Stein Eye Institute.

Dr. Choi is the founder of two non-profit organizations: Project Nicaragua and Project RISHI. These medical organizations focus on providing improved healthcare to the underserved international community. He has also been on multiple medical mission trips to Mexico, Nicaragua, Guatemala, and Korea.

Dr. Choi is also actively involved in ophthalmic research and has published in multiple peer-reviewed journals, book chapters, and has presented his research at multiple national conferences.  Currently, his research interest remains primarily in the area of glaucoma. Since joining the Central Valley Eye Medical Group, Dr. Choi has continued to pursue his passion for medical education by teaching both glaucoma and cataract surgery to Stanford ophthalmology residents. He is also an active member of the American Academy of Ophthalmology and the American Glaucoma Society.

Outside of work, Dr. Choi enjoys spending time with his family, reading, and exploring the outdoors.


Ethan Tittler, M.D.

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Ethan Tittler, M.D. was raised in the small town of Trumansburg, New York, until the age of 13, when his family moved to Auckland, New Zealand. He returned to the U.S. after high school and received his bachelor’s degree from Pomona College, then attended medical school at the University of Southern California. He completed his 1-year internship at the University of Utah, and then his specialty training in ophthalmology at the University of Maryland. Dr. Tittler was then selected for further sub-specialty training in oculoplastic and orbital surgery at Stanford University, where his work focused on problems of the eyelids, eye sockets, tear production and drainage system, rare inflammatory conditions, cancers, and trauma.

Dr. Tittler’s commitment to training in the management of problems both within and around the eye give him the expertise to provide the best possible care for all his patients. To this end, he has authored multiple articles, published in academic, peer-reviewed journals on a wide variety of subjects, and has also authored a book chapter. He is a member of the American Academy of Ophthalmology.

In his leisure time, Dr. Tittler enjoys spending time with his friends and family, hiking, biking, skiing, surfing, and traveling.


On-Tat Lee, M.D

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On-Tat Lee, M.D. as a California native, has spent his whole life living and studying in various locations in the state. Dr. Lee received his undergraduate degree from UC Berkeley before studying medicine at UC Davis. He then completed his medical internship at UCSF Fresno and ophthalmology training at the USC Roski Eye Institute.

Dr. Lee is excited to return to the Central Valley to continue his ophthalmology practice. He hopes not only to help his patients preserve their vision, but also to form lifelong, fulfilling relations and provide the full spectrum of clinical. He is delighted to join the staff at Sylvan Eye as a comprehensive ophthalmologist.

In his free time, he enjoys fitness, music, spending time with his family and friends and traveling with his wife and two sons.

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Hours of Operation

Our Regular Schedule

Sylvan Eye Assoc.

Monday:

8:00am - 6:00pm

Tuesday:

8:00am - 7:00pm

Wednesday:

8:00am - 7:00pm

Thursday:

8:00am - 7:00pm

Friday:

8:00am - 6:00pm

Saturday:

9:00am - 2:00pm

Sunday:

Closed

Testimonials

Reviews From Our Satisfied Patients

  • "The staff at Sylvan Vision is always friendly and helpful. The selection of frames is also excellent. Their location is convenient and easy to find. I recommend them!"
    Denise R - Modesto, CA