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About Us

Serving the Mission Valley for over 45 years, the Eye doctors at Ronan Eye Clinic are here for you! We provide a wide range of services including eye exams, LASIK screenings, Eyewear & Contact Lenses, and more!

Meet the Doctors

Dr. Marcus Simonich, OD

Dr. Simonich achieved his undergraduate degree in pre-medicine at Carroll College in Helena Montana.  He went on to acquire his Doctorate of Optometry degree at Pacific University outside of Portland.  Joining the practice in 2009, Simonich has been a big part of the continued success of Ronan Eye Clinic for over a decade.  He enjoys treating and managing ocular disease and post-surgical care.  Raised in eastern Montana, Simonich enjoys guitar, writing, and biking.

Dr. Levi Black

Dr. Black joined our eye care team during the summer of 2021.  Originally from Dillion Montana, he is a dedicated family man with three boys.  Acquiring his Doctorate of Optometry degree from Pacific University outside of Portland, Dr. Black is highly educated in general eyecare: dry eye, contact lenses, binocular vision, and ocular pathology.  Dr. Black is an Eagle Scout and also well versed in Spanish.  In his spare time he enjoys painting and playing the saxophone.