Thank you for visiting Straight Smile online! Dr. Donald Liang and Dr. Christopher Liang, our friendly orthodontists, are dedicated to providing a variety of orthodontic treatment options so you can enhance the beauty, health, and function of your smile. For more than 40 years, we have proudly provided orthodontics in College Park, Maryland, and Potomac and College Park, Maryland, as well as the surrounding cities of Bethesda, Rockville, Greenbelt, Langley Park, Hyattsville, and Chevy Chase, Maryland. We welcome you to contact us soon for more information and to set up your personalized consultation. We look forward to improving your smile!



Monday: 8:00 a.m.-5:00 p.m.

Tuesday: 8:00 a.m.-5:00 p.m.

Wednesday: 8:00 a.m.-5:00 p.m.

Thursday: 8:00 a.m.-5:00 p.m.

Friday: 8:00 a.m.-12:00 p.m.

Saturday: 8:00 a.m.-12:00 p.m.


Straight Smile
5100 Wisconsin Ave NW Suite #403
Washington, DC 20016