Dr. McKnight & Dr. Olga

Dr. McKnight & Dr. Olga If you’re looking for the best that dentistry has to offer, consider trusting your smile to our docs. Ready to schedule your first appointment at OS Dental?

At OS Dental, patients receive high-quality, completely customized dental care from Dr. Olga Stepanchenko and Dr. Byron McKnight, our two caring dentists in Mesquite. Dr. Olga went to the Texas A&M University College of Dentistry at Baylor, and she has completed more than 300 hours of continuing education. She is currently a member of the American Academy of Cosmetic Dentistry as well as various o

ther professional organizations. Dr. McKnight is a knowledgeable dentist who has completed thousands of general continuing education hours in a wide variety of topics, including dental implants and cosmetic dentistry. He is a Fellow of the International Academy of Dentistry, and he has served as an assistant clinical professor at Baylor College of Dentistry. Our team can’t wait to hear from you!

Meet Misty! Misty believes every patient deserves transparency and understanding when it comes to financial care, and sh...
05/30/2026

Meet Misty!

Misty believes every patient deserves transparency and understanding when it comes to financial care, and she strives to create a comfortable experience for every individual. 🌸⭐
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Grateful for the kindness and creativity behind these handcrafted wine stoppers made from a unique blend of specialty wo...
05/28/2026

Grateful for the kindness and creativity behind these handcrafted wine stoppers made from a unique blend of specialty woods. Beautiful craftsmanship and a thoughtful gesture that truly made our morning. Thank you to John! 🍷🪵
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Happy Birthday to Amy, the backbone of our team — our amazing Lead Dental Assistant! Your hard work, leadership, and pos...
05/27/2026

Happy Birthday to Amy, the backbone of our team — our amazing Lead Dental Assistant! Your hard work, leadership, and positive energy keep us all smiling every day. 🦷✨
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🎉 Happy Birthday to Donna!!! 🎂💖Donna is truly one of a kind, and we’re so grateful for all that she does and the joy she...
05/25/2026

🎉 Happy Birthday to Donna!!! 🎂💖

Donna is truly one of a kind, and we’re so grateful for all that she does and the joy she brings to those around her.

Wishing her a beautiful day filled with love, laughter, and special time with family.

Please join us in wishing Donna a very Happy Birthday! 🥳🎈❤️

Crowned king at 70 👑🦷 Sending birthday wishes to Dr. McKnight for a day full of love, laughter, and celebration70 years ...
05/16/2026

Crowned king at 70 👑🦷
Sending birthday wishes to Dr. McKnight for a day full of love, laughter, and celebration

70 years young and still inspiring everyone around you!
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Thank you to our incredible patients for your kind words, your trust, and for choosing us to care for your smiles. Every...
05/06/2026

Thank you to our incredible patients for your kind words, your trust, and for choosing us to care for your smiles. Every testimonial, every review, and every visit means more to us than you know. ❤😁
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Sweet moments like this make our day extra special 💛A huge THANK YOU to Wilma for the most delicious sugar-free banana b...
05/01/2026

Sweet moments like this make our day extra special 💛
A huge THANK YOU to Wilma for the most delicious sugar-free banana bread and brownies. Truly made with love and so appreciated!

Seeing Wilma’s beautiful new smile shine ✨ She can now smile confidently and widely, and it absolutely lights up the room!

Thank you to for creating beautiful porcelain crowns!

Meet Amy, one of the friendly faces behind your smile! 😁🦷As a skilled Dental Assistant, Amy helps keep every appointment...
04/28/2026

Meet Amy, one of the friendly faces behind your smile! 😁🦷

As a skilled Dental Assistant, Amy helps keep every appointment running smoothly while making patients feel at ease from start to finish. Her attention to detail and warm personality make her an essential part of our team.

Next time you’re in the office, be sure to say hello to Amy!

A water flosser uses a steady stream of water to clean between teeth and along the gumline—helping remove plaque, reduce...
04/23/2026

A water flosser uses a steady stream of water to clean between teeth and along the gumline—helping remove plaque, reduce gum irritation, and keep your breath fresh. It’s gentle, quick, and a great addition to your daily routine for a healthier smile. ✨

Ask Dr. Olga or Dr. McKnight about it during your next visit!
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Lost a tooth?No matter how it happened - decay, fracture, resorption, or injury - a dental implant can feel like a true ...
04/23/2026

Lost a tooth?
No matter how it happened - decay, fracture, resorption, or injury - a dental implant can feel like a true miracle! Designed to replace both the root and crown, implants restore not just your smile, but your confidence and oral health too.

Unlike other options, implants look, feel, and function just like natural teeth. They help preserve jawbone structure, keep neighboring teeth stable, and let you eat, speak, and smile without hesitation.

A missing tooth doesn’t have to be permanent. Your natural-looking smile can be restored beautifully and reliably. 🦷

Address

2856 N Galloway Avenue
Mesquite, TX
75150

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm

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