• Healthy Mouth
    Happy Life
  • Discover your smile
  • Changing Lives
    One Smile at a time
  • Care for Your Smile
    and Let it Brighten Your Day!


Welcome to Our Practice!

Please click this link to read an article about Doctor Zhang's work.

Dentist In Richton Park, IL - A to Z Dental, LLC 

Do you spend a lot of time, money, and effort and still don't have all your oral needs met: excellent oral health and a beautiful smile? 
At A to Z Dental we can provide all that and more efficiently and effectively at an affordable price without referring out!

At A to Z Dental, we value our relationship with each patient, making it our priority to deliver gentle, compassionate care that you deserve from a dentist. We work hard to provide exceptional patient care in a relaxed, convenient environment. We strive to develop lifelong relationships with our patients by combining the latest dental technologies with a professional and compassionate staff. The result is a beautiful, healthy smile that lasts a lifetime!

We also believe that patients should have sufficient information to make educated decisions about their oral health, treatment options and choice of dental care in the Richton Park, Flossmoor, Chicago Heights and Cicero locations. You'll find all of this important information on our website, including directions to any of our dental offices, service descriptions, patient forms, patient education resources, and more.

Not only are we a top general dental practice in Richton Park, Flossmoor, Chicago Heights, and Cicero, but we also provide our patients with full-service practices where all of their dental needs can be met without the need for referrals to a specialist.

We accept PPO insurance via employer and Private Patients

Please call the office at 708-481-2288 to confirm your appointment.

Our services include:

A to Z Dental, LLC
3677 Sauk Trail
Richton Park, IL 60471
(708) 481-2288

A to Z Dental, LLC
19730 Governors Highway - Suite 1
Flossmoor, IL 60422
(708) 957-2030

A to Z Dental, LLC
316 Dixie Highway
Chicago Heights, IL 60411


Visit the Gallery section to see how quickly FASTBRACES work!

Dr. Liqing Zhang | General Dentist IL

Dentist Flossmoor IL | Dr. Zhang

Dr.Liqing Zhang
a proud Senior Master FASTBRACES® provider:
braces technology that is fast,
safe and affordable.

Chicago Heights IL Dentist

Dental Office In Flossmoor

Meet Our Doctor

  • Dr.
    Liqing Zhang

    Dr. Zhang has been practicing dentistry for the past two decades. She has treated tens of thousands of patients in China, Canada, and the US. She has acquired a very broad base of expertise in every specialty including oral surgery, periodontics, orthodontics, implants, endodontics, and cosmetic dentistry, etc. Dr. Zhang has previous experience in emergency room scenarios, & an understanding of plastic surgery, & bone surgery. We offer one-stop dentistry. There is no need to refer out. Dr. Zhang keeps up with the latest technology including FastBraces which can straighten teeth without extractions in just months not years and at a cost less than traditional braces. We also offer Invisalign. Dr. Zhang's skill set is amazing and performed in a gentle and compassionate manner. Regardless of the severity/complexity of your dental problems, Dr. Zhang has the expertise to give you good oral health and a beautiful smile. Dr. Zhang has taken Dentistry to a new level.

Featured Articles

Read about helpful topics

  • Invisalign for Adults

    When you hear the word “orthodontics,” what comes to mind? Probably a young teenager whose teeth are covered by a latticework of metal. There are indeed many orthodontic patients who fit that description. However, there now exists an increasingly popular alternative to traditional metal braces: Invisalign® ...

    Read More
  • Educational Videos

    Take a few minutes to watch our educational videos and learn more about different dental treatments and procedures. Video topics include general & cosmetic dentistry, Implants, oral health and hygiene, orthodontics and preventative dentistry. ...

    Read More
  • Smile Makeover

    Smiling with confidence makes you feel great. A beautiful smile is also an important social and professional asset. Yet there are many people who avoid showing their teeth in public or in photographs because they don't like what they see. If that describes you, then why not start the process of getting ...

    Read More
  • Periodontal (Gum) Disease

    While you may think that some loss of teeth is inevitable with aging, it is actually possible for all of your teeth to last a lifetime. One of the ways you can achieve this goal is to avoid periodontal disease (“peri” – around; “odont” – tooth), which is caused by bacteria that attack the ...

    Read More
  • Mouthrinses

    Numerous studies have shown that using an appropriate mouth rinse, in conjunction with regular brushing and flossing, is an easy and effective way for you to improve your overall oral health. As part of a regular program of oral hygiene, mouth rinses (which are sometimes called mouthwashes) can be effective ...

    Read More
  • Oral Hygiene for Kids

    Teeth can last a lifetime if you take care of them right — and the best time to start is just as soon as they begin appearing. By establishing good oral hygiene routines for your children right from the start, you'll give them the best chance of keeping their teeth healthy — forever. Tooth decay, ...

    Read More
  • Invisalign for Teens

    There's a new technology that's (literally) putting a smile on plenty of young faces: A system of clear, removable aligners made especially for teens called Invisalign Teen®! If you (or a teenager you know) are a candidate for this treatment, you might find it's the best fit for your lifestyle: It lets ...

    Read More
  • Fillings

    If you have never had a cavity, congratulations! If you have had one, you are not alone. About 78% of us have had at least one cavity by the time we reach age 17, according to a 2000 report by the U.S. Surgeon General. Fortunately there's a time-tested treatment for cavities: the dental filling. Fillings ...

    Read More
  • Orthodontic FAQs

    What do orthodontists do? Orthodontists are dental specialists who diagnose and treat problems with the position, alignment or spacing of the teeth, and related irregularities in the face and the jaw. A number of special treatments, including braces and other oral appliances, are used to correct these ...

    Read More
  • Sinus Surgery

    If you want to replace a missing or failing tooth with a state-of-the-art dental implant (watch dental implant video), your dentist will first need to make sure that you have sufficient bone in your jaw to anchor the implant. This is true no matter what type of tooth is being replaced. However, if it ...

    Read More

Contact Us

Send us an email today!


What Our Clients Say About Us

  • "Great staff! Very welcoming every visit! I love my dental office."
    By Capree L.
  • "The staff was very nice helpful, they walked me through everything,the made me very comfortable. I will be going back to finish my teeth thank you."
    By Rhia C.
  • "Excellent treatment and service by Dr. Zhang and her staff. She and the receptionists and assistants all great. I would recommend to a friend or family member."
    By Jim K.
  • "Went here for the first time and glad I did. The staff are super friendly and they do as much as they can in one visit. They are very gentle on your teeth and give you recommendations for a perfect smile. They caught cavities that my other dentist didn't. Would highly recommend them."
    By Dee E.
  • "Thank you A to Z Dental. Dr. Zhang and staff was very courteous. Im excited about my treatment plan. I was referred by several neighbors and co-workers who shared before and after pictures. Dr. Zhang delivers great results."
    By Carol S.

Our Locations

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Hours of Operation

Our Regular Schedule


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-5:00 pm