Welcome to
We are committed to providing all of our patients with excellent, gentle, and compassionate dental care. We understand that you may feel anxious about visiting the dentist, and we are sensitive to your needs! It is our goal to help all our patients feel comfortable visiting our practice while providing the best dental care possible.
MacArthur Park Dentistry
To schedule an appointment, please call 972-831-9600 or fill out the online appointment request form below.
D Magazine's
Best Dentist 2021
Sam Koo D.D.S
Founded in 2001, MacArthur Park Dentistry has always been committed to providing excellent dental care. From adopting the latest dental technology to continuously training and developing our dynamic staff, the team at MacArthur Park Dentistry always strives to serve our patients with the best dental care available.
Dr. Sam Koo graduated from the esteemed Baylor College of Dentistry in 1999, a college which has earned a strong reputation in the dental community for combining education, research, and community service in their programs. Along with spending time with his beautiful family, Dr. Koo is deeply committed to giving back to the community through activities like annual church mission trips and regularly serving at Mission Arlington, a long-running local nonprofit dedicated to lifting up those in need with a wide range of humanitarian aid, including medical and dental care.
Sam Koo D.D.S
​MON - THURSDAY: 8am - 5pm | FRIDAY: 8am - 2pm
SAT - SUNDAY: CLOSED
A healthy mouth and a beautiful smile start at
We know that our patients value convenience and quality when it comes to their dental care – which is why we offer a wide range of comprehensive dental services, including preventive, cosmetic, restorative, implant dentistry and more. Everyone’s smiles are different, and we treat each patient with the individual, personalized care they deserve.
MacArthur Park Dentistry!
The Confident Smile You Deserve:
View our Case Studies
Even the healthiest teeth can fall victim to chips, cavities, stains or other flaws over time. Dr. Koo provides precisely planned, beautifully natural-looking dental restorations for patients seeking to improve their dental health or the appearance of their smile - or both! View our Case Study gallery for examples of our work.
Latest From
Our Blog
We firmly believe that patient knowledge and education are key tools for maintaining healthy smiles. Browse our regularly updated blog posts on frequently-asked-about oral health topics and tips.
Downloadable Forms
You can download our New Patient, HIPAA, and Office Policy forms by clicking on the icons below.
​MON - THURSDAY: 8am - 5pm | FRIDAY: 8am - 2pm
SAT - SUNDAY: CLOSED