Keeping our patients healthy, learn more about our state-of-the-art infection prevention protocol.

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Healthy Families Start Here

• Same-day dentistry
• Emergencies welcome
• Flexible hours to meet your needs

Book An Appt Payment Options
Log in to the patient portal or call 281-778-5355 to change an existing appointment.
To change appointments, call or visit the patient portal.
Office Hours

Office Hours

Mon 8:00 AM - 6:00 PM

Tues 8:00 AM - 6:00 PM

Wed 9:00 AM - 6:00 PM

Thurs 8:00 AM - 6:00 PM

Fri 8:00 AM - 5:00 PM

Sat 8:00 AM - 2:00 PM

Sun Closed

*Saturdays by appointment only. Call our office for an appointment

Meet Our Team

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Stop on By

on the southwest corner of Hwy 6 & Sienna Pkwy, in the Sienna Plantation Shopping Center, near the HEB

Sienna Modern Dentistry and Orthodontics store front thumb
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Welcome to Sienna Modern Dentistry and Orthodontics

Sienna Modern Dentistry and Orthodontics in Missouri City will make your health a priority and looks forward to serving your needs. We offer options to fulfill the dental needs of residents in Missouri City, Sienna Plantation, Dewalt, Trammels, Teal Run, Riverstone, Lake Olympia, and Quail Valley. Our office is conveniently located on the southwest corner of Hwy 6 and Sienna Pkwy in the Sienna Plantation Shopping Center, near H-E-B. More information about the services we offer can be found on our Services page. Our office is proud to accept many insurance plans and provides flexible payment options. We also offer a dental discount plan for people who do not have dental insurance. We are accepting new patients and will always make room for your family and friends should you give us the honor of a referral. Scheduling an appointment is easy! Schedule online, call our office, or take advantage of our free virtual screening. If you are experiencing oral emergency symptoms, like bleeding, pain, swelling, or an infection, you may need an emergency dentist appointment. Please call our office at 281-778-5355. We look forward to serving you!

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18 months Special Financing. Learn more.
18 months Special Financing. Learn more.

Need Dental Care?
We've got you covered!

Customized payment solutions and a dental plan available to meet your needs.

Customized payment solutions and a dental plan available to meet your needs.
Learn More
We offer CBCT Scans. Book an appointment.

We pride ourselves on our service.

We use advanced proven technology to keep your smile looking the best! Modern dental technology like Digital X-Rays and CEREC® CAD/CAM single-visit crowns allow care that's faster, less invasive and more efficient than ever before.

all services

**Not valid on previous or ongoing treatment. Cannot be combined with any other offers. Coupon must be presented at appointment. Limit 1 per patient. Excludes cleaning, exam, Digital X-rays, root planing and scaling, periodontal maintenance, orthodontic therapy/Invisalign, and CBCT images. Subject to insurance restrictions; cannot be applied to insurance co-payments or deductible. Valid with General Dentist only.Not valid for Tricare or Medicare Advantage members. AZ, CO, ID, NM Delta Dental members: valid toward cosmetic dentistry only. Valid only when appointment is booked prior to 3/31/2022.