Live. Laugh. Smile.
We are committed to helping you look, feel and smile your best.
Mon 8:00 AM - 6:00 PM
Tues 8:00 AM - 6:00 PM
Wed 8:00 AM - 6:00 PM
Thurs 8:00 AM - 6:00 PM
Fri 8:00 AM - 5:00 PM
Dentist serving Missouri City, Dewalt and Trammels. *Saturday by appointment only. Ask about our specialty services.
Stop on By
on the southwest corner of Hwy 6 & Sienna Pkwy, in the Sienna Plantation Shopping Center, near the HEB
Braces / Orthodontics
The most commonly known orthodontic treatment is braces: an orthodontic appliance used to straighten teeth and correct bad bites. Braces can be prescribed for teens, adults, and children who have permanent teeth.More
A dental crown restores a tooth's shape, size, and strength. It fully encases the visible portion of your tooth or dental implant.More
Routine dental checkups are vital to good oral hygiene and are the best way to detect problems at their earliest stages which saves unnecessary discomfort, time, and money.More
Root Canal / Endodontics
An endodontic treatment saves a severely injured, cracked, or decayed tooth when its pulp becomes inflamed or infected. If it is not treated promptly, pain or a tooth abscess results. Endodontic treatment is also known as a "root canal."More
A filling repairs and restores the surface of a tooth that has been damaged by decay, fracture, or wear.More
Gum Disease / Periodontics
Gum disease, also known as periodontal disease, is a bacterial infection of the gums and tissues that support your teeth. It is caused most often by the build-up of plaque and tartar when teeth are not routinely brushed and flossed.More
Wisdom Teeth / Oral Surgery
Third molars, also called wisdom teeth, are the last set of permanent teeth to erupt in a person's mouth and are the ones least needed. While the removal of wisdom teeth is the most well-known type of oral surgery, there are many reasons why oral surgery may be required.More
Tooth whitening enhances the brightness of natural teeth; but it's not for everyone. Discuss it with your Dentist before you take action.More
A veneer improves the appearance of the visible front surface of a tooth by covering it with a wafer-thin, custom-made shell of tooth-colored porcelain.More
Stay calm. Focus on stopping the bleeding and protecting the injured tooth or area by following the appropriate instructions in this section.More
Welcome to Sienna Modern Dentistry and Orthodontics
Sienna Modern Dentistry and Orthodontics in Missouri City, TX makes your smile a priority and looks forward to serving your needs. Dr. Andy Cao and our entire team are dedicated to providing you with outstanding care. We offer options to serve all of your dental needs in Missouri City, Sienna Plantation, Dewalt, Trammels, Teal Run, Riverstone, Lake Olympia, and Quail Valley. These include general dentistry, cosmetic dentistry, orthdontics, endontdontics, periodontics, and oral surgery—all under the same roof. We offer modern techniques including CEREC single-visit crowns, Digital X-rays, an intraoral camera, digital records, professional teeth whitening, lumineers, porcelain veneers, tooth bonding, white fillings, crowns, and implants. Sienna Modern Dentistry and Orthodontics accepts many insurance plans and provides flexible payment options. We believe in supporting our community and provide monthly promotions to give back. Additionally, our team proudly serves the community by participating in Smile Generation Serve Days, where community members who would not otherwise have access to dental care are provided with free dental treatment. Additionally, our very own Dr. Cao “Donates a Smile" each year. At Sienna Modern Dentistry and Orthodontics, part of serving our patients means providing information to help make informed decisions about your oral health needs. We hope this website is a valuable resource to you. Please feel free to contact us if you have any questions or would like to schedule a dental appointment. We look forward to serving you!