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William G. Allen, DDS
Call us  520-721-2000

Experienced Dental Care

  • Patient Recommended
  • Flexible Payment Options
  • State-of-the-Art Technology

Your Total Comfort is Our Commitment

We'll Give You Lots of Reasons to Smile



Our Rave Reviews      Over 500 and Counting!     Read More Reviews

  •    Dr. Allen is very thorough in his explanation of what he's going to do. He makes sure you are comfortable... read more

    Angelee Connors 7/23/2015

       First time here and I absolutely love it. Everyone was very nice and very caring. Amazing first class service. I... read more

    Dejacques Cole 7/27/2016

       Very pleased with my initial visit. The office is well staffed, clean, and seems to be well equipped.... read more

    Joan Koch 12/29/2017
  •    Very friendly efficient staff. My procedure was explained to me in language I can understand, so there was no anxiety.

    Pearls with Plaid 2/01/2017

       I have an enormous fear of the dentist! I can't recall ever having a pleasant experience at one so... read more

    Jennifer Hull 3/22/2016

       Dr. Allen is a pro. Both me and my son have had cosmetic work done. We smile a lot these... read more

    Dan Cording 4/16/2017
  •    Dr. Allen is an amazing dentist. He is always very caring and patient. I am extremely picky with... read more

    Amber Hawkins 7/25/2016

       I absolutely recommend and love this Dentist and his staff! Had not been to a Dentist in a while and... read more

    Erin Elders 5/18/2017

       Danielle Young is a wonderful Hygienist, and Doctor Allen is a great Dentist I am a patient for life. ... read more

    Victor Tran 1/11/2017

William G. Allen, DDS

William G. Allen, DDS

Best Dentist in Tucson, AZ

~ That’s what our patients say about us.

At Discovery Smiles, Dr. William G. Allen and team are ready to provide you with experienced dental care using state-of-the-art equipment that will put you in good comfort and top oral health. From regular dental cleanings to Invisalign braces to crowns and dentures, we provide family dental care for all ages.

We will cater to your needs, whether it’s taking extra time to discuss your care or getting you back to work quickly from your appointments.

Be sure to take advantage of our unique total comfort menu, which is designed to maximize your comfort during every visit. Flexible payment options, dental discounts, easy scheduling, and of course our rave reviews are a few more reasons we hope you will entrust your dental care to our skilled and caring staff.

10 Foods for Healthier Teeth

You may have heard about foods that can stain and harm your teeth, like coffee and popcorn, but do you know which foods are actually good for your teeth? Here are some foods that teeth love: 1) Hard cheeses lower the acid level in your mouth, whi Read More...

Payment Options

Credit Card

We accept all major credit cards and debit cards, including Visa, Discover Card, MasterCard, and American Express.

Cash / Check

Yes! We do offer a discount if you pay with cash or a personal check.


You may be eligible to finance your dental care with a flexible monthly payment plan through CareCredit. You can apply in our office now.

Dental Insurance

We accept nearly all major dental insurance plans. We can file your claim, handle all the paperwork, and help ensure you receive maximum insurance benefits in accordance with your policy.

Special Offers

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