Howard CohenHoward Cohen, O.D. is chief of clinical care at Doctors On Sight®. He has been associated with Doctors on Sight® for almost three decades. He received his BS Degree from the University of Maryland, College Park in 1975, participated in a Masters Program in Biology at Northeastern University in 1976, and received his Doctor of Optometry from New England College of Optometry in 1980 with Salutatorian status. Dr. Cohen has won numerous academic and professional awards and honors. He is also a former president of the Central Maryland Optometric Association. Dr. Cohen sees patients mainly in our Waldorf, MD office. With his extensive clinical background and professional expertise he practices general optometry with an emphasis on pediatric vision care, low vision, and geriatric vision care issues. He and his wife, Diane, have two grown children. His hobbies include an avid interest in American History, playing golf, and rooting for the Baltimore Ravens.

George DemasGeorge Demas, O.D. has been associated with Doctors On Sight® for almost two decades. In 1985 he received his BS degree at the University of Maryland and in 1989 graduated with his Doctor of Optometry degree from Southern College of Optometry in Memphis. Dr. Demas is a highly experienced clinician who practices general optometry but has a special interest in refractive laser surgery and complicated contact lens problem solving. He practices in our Southern Maryland offices. Dr. Demas lives near the Chesapeake Bay in Southern Anne Arundel County with his wife, Suzanne, and their two teenage sons. He is a sailing and boating enthusiast.

Mark LebarMark Lebar, O.D. attended the University of Maryland in College Park and graduated in 1976 from the Illinois College of Optometry in Chicago. Dr. Lebar has an outstanding clinical background with special interests in contact lenses, sports vision, and ocular disease. In addition he is an acknowledged expert in lens design and vision issues related to firearms/hunting and archery. He practices in our Southern Maryland offices and resides with his wife, Sarah, near Prince Frederick, MD. They have two grown children. His hobbies and interests include running in local charity races, raising dogs, and enjoying and cooking gourmet food.

Carmoly SandersCarmoly Sanders, O.D. hails from Louisiana where she graduated with a BS degree from Xavier University in 1995. She received her optometric education and Doctor of Optometry degree from the Pennsylvania College of Optometry in 1999. She practices general optometry in our Prince Georges County and Southern Maryland offices and has a special interest in geriatric vision problems. Along with her husband Al, president of a marketing company, she resides in Upper Marlboro and enjoys travel, cooking and good books.

Ryan DoranRyan Doran, O.D. is the newest associate of Doctors On Sight. Originally from Princeton, NJ, Dr. Doran received his Bachelor of Science degree from The George Washington University in Washington, DC, and his doctor of optometry degree from The New England College of Optometry in Boston, MA where he was the recipient of numerous clinical honors. He continued with his post graduate education and completed a residency which focused on the diagnosis and treatment of ocular diseases at OMNI Eye Services, a multidisciplinary surgical center in the metro New York City/New Jersey area. Dr. Doran is a primary care optometrist with extensive training in ocular disease, geriatric vision disorders as well as a special interest in sports and related vision issues in athletes.

Outside of the office, Dr. Doran is not just an avid sports enthusiast, but a proactive volunteer for the Special Olympics and Big Brothers and Sisters. In addition, he enjoys recreational ice hockey, golf and racquetball. He is part of our Montgomery Co and Fairfax County team of doctors, and is usually available for appointments in our Germantown office.

Kristen Montgomery

Kristen Montgomery, OD is a native of Metro Chicago and is new to the Greater DC Area. She has an identical twin sister who is a tax attorney in Chicago. Dr. Montgomery received her Bachelor of Science Degree with academic scholarships from Bradley University in Peoria, IL and was a member of Kappa Delta Sorority. She obtained her Doctor of Optometry Degree from Pennsylvania College of Optometry, where she received numerous honors in clinical rotation. Outside the office, Dr. Montgomery is an avid Blackhawks fan and a marathoner. She and her husband, Stuart, enjoy sports and especially hiking in Shenandoah National Park. Dr. Montgomery also loves the Food Network, mystery novels and has been proactive in volunteer charity work. Her professional interests include pediatrics, children with binocularity and vision related reading disabilities and sport’s vision issues in athletes. Dr. Montgomery practices in our Waldorf, Clinton, and Virginia offices.

Andrew Williams, ODAndrew Williams, OD, is somewhat unique amongst Southern Maryland professionals. He is a Charles County native who graduated from Westlake High School in Waldorf, MD. He is one of our newest associates and a locally, well known and very welcome addition to Doctors On Sight. Dr. Williams received his Bachelor of Science Degree from Xavier University in New Orleans, LA. He was elected president of the East Coast Club which provided community service to the less fortunate and was the student representative to the university’s administration. In addition, he achieved Dean’s List status during his pre-professional training. Dr. Williams received his Doctor of Optometry Degree from Salus University, Pennsylvania College of Optometry in 2012 and continued his studies as a resident in Primary Care at Interamerican University of Puerto Rico School of Optometry. His areas of interest include juvenile glaucoma, retinal disease, and pediatric optometry. He has completed research in Retinal Pigment Autofluoresence with the Center for Adaptive Optics. During his free time, he enjoys all sports but loves playing basketball. To schedule an appointment, Dr. Willams is mostly at our Waldorf location, but is in demand as a bilingual Spanish speaking eye doctor throughout all of our locations around the Beltway.

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