San Francisco Invisalign Premier Provider - Dr. Eric Kuo, Orthodontic Specialist Looking for an expert Invisalign dentist in San Francisco? Dr. Eric Kuo is an Invisalign Premier Provider located on Union Street in San Francisco, California. We have offered Invisalign in the Bay Area since 1999. Dr. Eric Kuo is an orthodontist and knows how to make in Invisalign work for you, so call us for your initial consultation today. Sfsmiles.com~Site InfoWhoisTrace RouteRBL Check