McDermott Orthodontics.

McDermott Orthodontics. Dr. Richard McDermott DDS, MS
Creating beautiful smiles in Arnold and Florissant, MO.

Looking to really make your teeth stand out? Come find out more about getting a Gum Lift from Dr McDermott today!
06/06/2026

Looking to really make your teeth stand out? Come find out more about getting a Gum Lift from Dr McDermott today!

Hello, summer! ☀️🌴A new season calls for a fresh new look! Brighten up your smile with some of our favorite summer color...
06/02/2026

Hello, summer! ☀️🌴

A new season calls for a fresh new look! Brighten up your smile with some of our favorite summer color combinations. Whether you love bold, vibrant colors or soft beachy vibes, there’s a perfect match to make your braces stand out all season long.

Which summer colors are your favorite? Let us help you create a smile that shines as bright as the summer sun! 😎✨

We’re stepping away for a few days to grow and learn! Our team will be out of the office for continued education, so we ...
04/30/2026

We’re stepping away for a few days to grow and learn! Our team will be out of the office for continued education, so we can keep bringing you the best care and latest in orthodontics.

We will be away April 30th – May 4th and will return May 5th, refreshed and ready to make you smile! 🦷✨

Happy Birthday Erin! aka 'Chocolate Thunder'. We’re so grateful to have you on the team—wishing you a fantastic day fi...
04/25/2026

Happy Birthday Erin! aka 'Chocolate Thunder'. We’re so grateful to have you on the team—wishing you a fantastic day filled with joy and a year full of success!

Happy Birthday to the one behind all the smiles! 🦷🎉 Your dedication, skill, and sense of humor make our office brighter ...
04/25/2026

Happy Birthday to the one behind all the smiles! 🦷🎉 Your dedication, skill, and sense of humor make our office brighter every day. We hope your day is filled with as many smiles as you create!

Yesterday was Amber’s last day in Arnold, celebrated with Crumble🍪 and Chili’s 🌶️Amber, we’re really going to miss you a...
04/21/2026

Yesterday was Amber’s last day in Arnold, celebrated with Crumble🍪 and Chili’s 🌶️Amber, we’re really going to miss you around here. Your dedication and kindness have made such a big impact. Wishing you all the best on your next adventure—keep in touch!

We’re feeling so grateful today! One of our amazing patients brought us a treat and helped us celebrate Amber’s last day...
04/16/2026

We’re feeling so grateful today! One of our amazing patients brought us a treat and helped us celebrate Amber’s last day with the office. Amber, we’ll miss you so much—thank you for all your dedication and the smiles you’ve brought us. Here’s to your next adventure!”

Happy Birthday to our wonderful assistant Jade! Have an amazing day!!! 🎉🥳
04/11/2026

Happy Birthday to our wonderful assistant Jade! Have an amazing day!!! 🎉🥳

Are you feeling the luck this month? ☘️ It’s the perfect time to embrace your St. Patrick’s Day spirit and have a little...
03/01/2026

Are you feeling the luck this month? ☘️
It’s the perfect time to embrace your St. Patrick’s Day spirit and have a little fun with your smile. Whether you’re going bold with bright greens or mixing in festive combos, there are so many ways to celebrate in style.

Here are a few color ideas we’re loving to help inspire your next look. We hope you find a combo that makes you feel extra lucky and confident all month long! 🌈✨

Briell is ready to celebrate Valentine’s Day this year!! 💕💘 We’re loving the criss-cross pinks! They add the perfect pop...
02/12/2026

Briell is ready to celebrate Valentine’s Day this year!! 💕💘
We’re loving the criss-cross pinks! They add the perfect pop of color to an already beautiful smile. Festive, fun, and full of love! ✨😊

Address

937 Jeffco Boulevard
Arnold, MO
63010

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm

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