Douglas O. Fleming, O.D.

Dr. Douglas Fleming graduated from UC Berkeley School of Optometry in 1990 with his doctorate and also received his undergraduate degree from UC Berkeley. In 1991, Dr. Fleming started working at a local practice in Sonora, CA that has been in business for over 50 years. He then purchased the practice in 1996. Dr. Fleming is a member of the San Joaquin Optometric Society.


Richard D. Vanover, O.D.

Dr. Richard Vanover has been employed at Sierra Vista Optometry since 2003. Dr. Vanover obtained his BA from the University of Wyoming in 1987 and then in 1991 he obtained his doctorate degree from the UC Berkeley School of Optometry.


Alma D. Martinez-Torres, O.D.

Dr. Martinez graduated in 2004 from Riverbank High School. She continued on to the Dominican University where she graduated in 2008 with a major in Molecular Biology and a minor in Chemistry. Dr. Martinez became the Regional Coordinator for EYEPAC's, an open access, license-free system for clinical communication in eye care from 2008-2009. Dr. Martinez graduated with honors with her doctorate in Optometry degree in 2013 from Western University of Health Sciences College of Optometry, Pomona, CA Dr. Martinez is certified in the treatment of primary open angle glaucoma and the fitting of contact lenses. She is a member of the San Joaquin Optometric Society, the American Optometric Association and the California Optometric Association. Dr. Martinez enjoys volunteering in community health fairs, running, cooking and traveling.