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Our Ophthalmologists

Dr. Joel M. Corwin

Dr Joel Corwin | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAJoel M. Corwin, M.D. received his M.D. and ScB. degrees from Brown University. He completed an internship at Cedars-Sinai Medical Center, a residency in ophthalmology at Tufts-New England Medical Center, and a fellowship in retina-vitreous at Retina Associates, where he led a diabetic retinopathy vitrectomy study. He has participated in numerous research projects in uveitis, ocular immunology, glaucoma and other areas.

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Dr. John Davidson

Dr John Davidson | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAJohn Davidson, M.D. specializes in Laser Vision Correction/LASIK, Refractive Cataract/Lens Surgery, and Adult Strabismus Surgery. Dr Davidson is committed to customizing your vision plan to accommodate your individual visual needs and wants, in order to provide you with vision for life that maximizes your freedom from glasses and contact lenses. He has performed over 35,000 refractive and cataract procedures since 1992, implanted over 6,000 Advanced Technology Lenses since May 2005, and performed over 4,000 laser cataract and lens replacement surgeries since 2013.

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Dr. William L. Trotter

Dr William Trotter | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAWilliam L. Trotter, M.D. is trained in general comprehensive ophthalmology with added expertise in cataract and refractive surgery. He is board-certified by the American Board of Ophthalmology, and is a Fellow of the American Academy of Ophthalmology and the American Society of Cataract and Refractive Surgery. He is also a volunteer clinical instructor in Ophthalmology at Jules Stein Eye Institute/UCLA, where he has been responsible for teaching residents new techniques in cataract surgery. He has served on the Medical Executive Committee of Channel Islands Surgicenter since 2003.

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Dr. John P. Fang

Dr John Fang | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CADr. John Fang earned his medical degree from Vanderbilt University, after receiving Bachelor of Science degrees in both Biomedical Engineering and Chemical Engineering from Johns Hopkins University, graduating with general and departmental honors. At the Mayo Clinic, he completed an internship in medicine and a residency in ophthalmology, and served as co-chief resident in his final year. A subsequent fellowship in cornea, anterior segment, and refractive surgery at Baylor College of Medicine further refined his surgical skills. Throughout his training, Dr. Fang has received numerous awards including the Gill Scholarship for Ophthalmology Research and the National Eye Institute Fellowship award.

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Dr. Noelene Pang

Dr Noelene PangA native Southern Californian, Dr. Pang received her Medical Doctorate from Loma Linda University School of Medicine, where she was recognized for her contributions to medical education with the Merck Award for Leadership. After internship at St. Joseph Hospital in Chicago, she attended ophthalmology residency at the prestigious Mayo Clinic in Rochester, Minnesota, and served as Co-Chief Resident in her final year.

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Dr. Wanda D. Hu

Dr Wanda Hu | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAWanda Hu, M.D. was awarded her medical degree in 2009 from the UCSD School of Medicine. After her Internship in Internal Medicine at Kaiser-Los Angeles Medical Center, she completed her Ophthalmology Residency at the Jules Stein Eye Institute, UCLA.

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Dr. Steven Carter

Dr Steven Carter | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CASteven L. Carter, M.D. practices comprehensive ophthalmology, treating a wide variety of ocular diseases, both medically and surgically. He takes pride in providing the highest level of compassionate care to all his patients.

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Dr. Vladislav P. Bekerman

Dr. Vladislav P. Bekerman is a comprehensive ophthalmologist trained in diagnosing and managing all aspects of adolescent and adult eye care. Dr. Bekerman specializes in cataract surgery utilizing the most advanced technology including laser-assisted cataract surgery and intraocular lens implant techniques that correct astigmatism and simultaneous correction of distance, intermediate, and near vision.

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Alexander de Castro-Abeger, M.D.

Alexander de Castro-Abeger, M.D. | Ophthalmologist Camarillo CA | Thousand Oaks CADr. de Castro-Abeger (de Castro for short) is a Board-Certified Ophthalmologist with the American Board of Ophthalmology. He sub-specializes in pediatric ophthalmology and adult strabismus. He attended medical school at Tufts University and obtained a Masters of Business Administration at Brandeis University. He then completed an Ophthalmology residency followed by a fellowship in Pediatric Ophthalmology and Strabismus at Vanderbilt Eye Institute in Nashville, TN.

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Formally Affiliated Physicians

Dr. Adam Martidis

Dr Adam Martidis | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAAdam Martidis, M.D. earned his medical degree at the University of Pittsburgh. Following graduation, he completed a residency at Indiana University where he served as chief resident in his final year. During his residency, he earned the Grayson Leadership Award, an honor given to only three prior graduating residents in the history of the training program. He was also awarded a vitreoretinal fellowship at the New England Eye Center in Boston. Upon completion of this two-year fellowship, he accepted an academic position at Wills Eye Hospital in Philadelphia, an internationally recognized eye institution. Here, Dr. Martidis trained numerous residents and retina fellows in surgical and medical retinal diseases in one of the largest and most highly regarded programs in the nation. He has participated in multiple research studies, including personal projects and national clinical trials.

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Dr. Kathleen M. Beuttler

Dr Kathleen Beuttler | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CAKathleen M. Beuttler, M.D. earned her M.D. and ScB. degrees from Tulane University - Louisiana State University (LSU) School of Medicine. She completed an internship at Charity Hospital in New Orleans and a residency at LSU Medical Center School of Medicine, where she was Chief Resident of the LSU Eye Center for a year.

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Dr. Donald A. Frambach

Dr Donald Frambach | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CADonald A. Frambach, M.D. received his medical degree from Stanford University School of Medicine in 1981. He then completed an internship in internal medicine at Kaiser Foundation Hospital in San Francisco, a research fellowship in retinal physiology at the Eye Research Institute of Harvard University in Boston, a residency in ophthalmology at Massachusetts Eye & Ear Infirmary in Boston, and a clinical fellowship in vitreo-retinal surgery at Doheny Eye Institute - University of Southern California.

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Dr. Roberto Roizenblatt

Dr. Roberto Roizenblatt | Ophthalmologist Ventura CA | Oxnard CA | Thousand Oaks CADr. Roberto Roizenblatt received his medical degree from the University of Sao Paulo in Brazil. He went on to complete an internship in Internal Medicine at Jacobi Medical Center in New York, followed by successfully completing two residencies in ophthalmology at the Federal University of Sao Paulo and later at the University of California, Irvine. Dr. Roizenblatt trained in a competitive two-year Vitreoretinal Surgery fellowship in which he benefited from a high volume of complex cases.

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