About Our Doctors

colinilasDr. Colin Ilas

Dr. Colin Ilas has been providing state-of-the-art dentistry with a gentle and caring touch for young children and adults since 1990. He received his dental degree from the University of the East in Manila, Philippines. To stay up-to-date on the latest advancements in the field of dentistry, Dr. Ilas maintains memberships with the American Dental Association, California Dental Association, Santa Clara Dental Society, CEREC Study Club and the Academy of General Dentistry.

Dr. Ilas and his wife, Lorelei, have been married since 1987 and have been blessed with four amazing children: Calvin, Trisha, Coby and Trixie. He enjoys traveling and dedicates whatever free time he may have to his wife and children, whether it be watching movies, dining out or spending quality time with the kids. Aside from dentistry, his other passions include architecture and landscaping.

alvintanDr. Alvin Tan

Dr. Alvin Tan has been with our team for over a decade. Dr. Tan has received extensive training in orthodontic, endodontics, implants, restorative and cosmetic dentistry. Great communication and listening skills, along with his extensive training, enables him to provide personalized, quality dental care.

Dr. Tan has been happily married for three years. During his free time, he enjoys cycling, cooking and photography.

diegosahagunDr. Juan Diego Sahagun

Dr. Juan Diego Sahagun was raised in the Delta River area of the San Joaquin Valley, where he graduated from the University of the Pacific in 1982. He earned his Doctorate of Dental Surgery degree from Loyola University of Chicago School of Dentistry in 1992 and then moved to San Jose where he opened his private practice.

In 1993, he married the most big-hearted, wonderful lady, Ferial Bagha, D.D.S., a classmate from dental school. They have two children: Arshome and Atehsa.

tancioDr. Michael Tancio

“I love taking care of my patients! Dentistry has been truly rewarding by providing me the ability to take care of patients utilizing art, cutting-edge dental science, and technologies… more importantly, it’s allowed me to improve my patients’ quality of life!”

Dr. Tancio has been practicing for 20 years. His dental philosophy provides patients with an individualized, comprehensive dental plan to help them attain optimum oral health harmonious with their overall well-being.

He graduated from the College of Dentistry, Centro Escolar University and actively keeps abreast on the latest trends. He has also attended the acclaimed Dawson Academy for Advanced Dental Studies and his clinical strengths are in functional occlusion and dental cosmetics. He is an active member of the American Dental Association, California Dental Association and the Southern Alameda County Dental Society. Dr. Tancio is a veteran having served in the U.S. Air Force Dental Service. He has also served as a Clinical Director and on a Dental Board for a large dental corporation for over 10 years.

He loves to spend time with his family and friends through gatherings and trips. He is an avid San Francisco Giants, 49ers and Warriors fan! He also enjoys playing sports and photography when time permits.

Dr. Roger Sanding


DrKang_bwDr. Linda Kang

Dr. Kang is originally from Ohio and moved to the bay area in 2016. She attended Case Western Reserve University and then received Doctor of Dental Surgery degree from The Ohio State University. She received additional training at the Louis Stokes VA Medical Center in Cleveland. She has practiced in Columbus, Ohio prior to moving to the bay area. She is a member of American Dental Association, California Dental Association, and Santa Clara County Dental Society. When Dr. Kang is not practicing dentistry, she enjoys indoor rock climbing and travelling. Dr. Kang will provide clear guidance for your oral health. Your comfort and high quality care are her top priority.

IMG_1593Dr. Ryan Le

Dr. Ryan Le is born and raised in San Jose, CA. He attended University of the Pacific where he earned his B.S. and M.S. in biological sciences. He then earned his doctorate of dental surgery at the University of the Pacific Arthur A. Dugoni School of dentistry. He is a member of the American Dental Associate, California Dental Association, and Santa Clara Dental Society. Dr. Le is a big bay area sports fan and loves playing sports as well.

ILAS Dental Care

  • San Jose Office - 1206 N. Capitol Ave., Suite 101, San Jose, CA 95132 Phone: (408) 928-1450
  • Concord Office - 2030 Diamond Blvd., Suite 25, Concord, CA 94520 Phone: (925) 687-8000

2019 © All Rights Reserved | Website Design By: West | Login