McDermott Orthodontics.

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

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! ✨😊

Will you be our Valentine? 💘 Check out these Cupid-ready color combos that are perfect for spreading the love! Whether y...
02/09/2026

Will you be our Valentine? 💘
Check out these Cupid-ready color combos that are perfect for spreading the love! Whether you’re feeling sweet, bold, or somewhere in between, there’s a braces color to match your Valentine’s vibe. 💕✨

It’s time for some Sweet Talk 💕🍬 Join our Valentine’s themed word scramble contest for a chance to earn rewards! Log in,...
02/04/2026

It’s time for some Sweet Talk 💕🍬
Join our Valentine’s themed word scramble contest for a chance to earn rewards! Log in, unscramble the words, and rack up points. Because playing along is too fun to miss! Contest ends February 28, 2026. 💖✨

Kennadi is birthday ready! 🎉 She picked the cutest color combo at her last visit and is rocking her braces with total co...
02/02/2026

Kennadi is birthday ready! 🎉
She picked the cutest color combo at her last visit and is rocking her braces with total confidence. We love seeing our patients show off their smiles and style. Keep shining, Kennedi! Happiest of birthdays to you! 🥳✨

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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