Home / Contact Us Contact Us Deryk G. Jones, MD Section Head, Sports Medicine For all appointments and inquiries, please call (510) 204-1844 or request an appointment online. We are happy to hear from you. Please contact us using the information below: Deryk G. Jones, MD 20101 Lake Chabot RoadMOB 4th Floor Castro Valley, CA 94546 Driving directions and location map. (510) 204-1844 (650) 551-7076 [javascript protected email address] www.derykjonesmd.com