You deserve today’s innovations for tomorrow’s beautiful smiles

Trusted, experienced care

When it comes to your family’s teeth, you want trusted, experienced orthodontic care that will translate into a lifetime of healthy, beautiful smiles. You also want orthodontic care to fit conveniently into your schedule, with all of the high-tech options that make treatment faster, easier and more effective. That’s why you deserve the experienced, well-credentialed care of Dr. G. Frederick Siersma at Siersma Orthodontics. He’s been helping kids, teens and adults attain healthy, beautiful smiles for over four decades.

Dr. Siersma’s orthodontic braces straighten teeth with conditions such as:

  • Overbite
  • Underbite
  • Crooked teeth
  • Buck teeth

Along with traditional metal braces, he offers the most modern technology, including:

  • Invisalign invisible braces
  • Invisalign Teen
  • Clear braces
  • Palatal expanders

While many general dentists offer orthodontic braces these days, only skilled orthodontists like Dr. Siersma can provide the range of care and advanced techniques necessary to ensure a great outcome and help you avoid retreatment later. Using state-of-the-art materials and methods to straighten teeth, Dr. Siersma is known for creating beautiful smiles and happy, satisfied patients. That’s why so many busy families like yours trust his skill and experience.

Siersma Orthodontics offers you today’s best orthodontic braces options using tomorrow’s technology. Call 303-388-6489 or fill out our online Request an Appointment form to schedule your appointment with G. Frederick Siersma, DDS, MS. Siersma Orthodontics serves the communities of Denver County, CO, including Denver, Aurora, Glendale, Cherry Creek, Park Hill, Country Club and Lowry.

Free Wifi available in our office.

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Meet Dr. Siersma

“I want to make beautiful faces and beautiful smiles, not just straighten teeth.”

Your 1st Visit

With over 40 years of experience, you know you’re getting the highest standard of orthodontic care and treatment

Request Appointment

Click the image above to request your free exam.  Why free?  Because you need to know all the details before making a decision and that should never be an expense for you.

What Patients Are Saying…

Dear Dr. Siersma,

I am really grateful for the hard work you have put in  to make my teeth straight.  Sorry if I misspelled anything but thank you.  So I hope you have a good time since I won’t be coming anymore.



Dear Dr. S., Peggy, Cathy, and Kathy,

I just wanted to say thank you for everything because you helped me get a nice smile.


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