Specialists in Orthodontics and Dentofacial Orthopedics
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Shannon Hayashibara-Mashouf, DDS, MSD

Dr. Shannon Hayashibara-Mashouf was born and raised in Riverside, California. Her early experiences as teenager with braces sparked her interest in orthodontics. A self-proclaimed "Whittie", she received her Bachelor's in Biology degree from Whitman College in Walla, Walla 2005. After working in Biotech for 3 years, she attended University of California, San Francisco, receiving her Degree in Dental Surgery in 2013. In 2015, she completed her Orthodontic Residency at University of Colorado, Denver. Having met Dr. Kayhan while in school, she moved to San Jose to join him in practice. Dr. Shannon enjoys cooking, watching "I Love Lucy", and spending time with her family when free. 

Kayhan Mashouf, DMD, MSD

A native of San Jose, Dr. Kayhan Mashouf became interested in orthodontics as a youth while helping out at his father's practice on summer breaks.   A proud "Banana Slug", he graduated with a Bachelor's Degree in Biology from University of California, Santa Cruz in 2006. He went on to pursue dentistry,  and by 2010 acquired a degree in Dental Medicine. In 2013, he completed his long sought after goal of becoming an orthodontist, with the completion of his Orthodontic Residency at the University of Colorado, Denver.  In his spare time Dr. Kayhan enjoys playing all kinds of sports, watching documentaries on NetFlix, and spending time with his wife and two cats, Ivan and Wolfie. 

Nayeli Garcia, OAP

Nayeli grew up in San Jose.  She has been an orthodontic assistant for 11 years.  She loves spending time with her husband and two daughters.  In her spare time, she likes to read, watch Netflix, and do fun crafts.


Phone: (831)536-5544

Fax: (831)536-5545

Text: (831)666-7232



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Find Us

270 Green Valley Rd.

Freedom, CA 95019

(Across from Freedom Meat Lockers & next to Labcorp)

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