Dr. William K. Hui, DDS

Dental care often gets postponed until discomfort becomes impossible to ignore. Yet routine visits can prevent the very issues that send people scrambling for appointments. Dr. William K. Hui, DDS operates where preventive and restorative treatments intersect, offering cleanings, fillings, crowns, root canals, and extractions—services many only consider once pain flares up. The practice sits just off Marguerite Parkway, a stretch of road lined with medical offices that cater to the steady stream of residents in this part of Orange County.

You’ll find the office at 27660 Marguerite Pkwy #3a, Mission Viejo, CA 92692, tucked between a pharmacy and a physical therapy clinic. The area feels distinctly suburban, with low-slung buildings and parking lots that fill up by mid-morning. Unlike the sprawling dental chains that dominate larger commercial strips, this spot feels more neighborhood-oriented, though it still handles everything from emergency procedures to cosmetic work like teeth whitening. The mix of services suggests a balance between immediate needs and longer-term dental health.

Those needing an appointment or simply directions can call (949) 364-2222. The map for the office is available here, marking its place among the medical hubs that serve Mission Viejo and nearby communities. No frills, just the essentials—exactly what you’d expect from a practice that prioritizes function over flash.