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Looking for excellent dental care in Chatham? You've come to the right place. From the minute you walk into our office you will notice a difference at Chatham Dental Center. We care about you, your family and your friends, and we're here to help you achieve your healthiest, brightest smile.

At Chatham Dental Center we know every person's dental needs are unique. That's why we offer a comprehensive selection of treatment options in a comfortable and calming atmosphere. We're confident we can provide excellent dental care for your entire family.

State of Illinois Patients:

Please rest assured that Chatham Dental Center is still accepting patients with Delta Dental insurance through the State of Illinois.

If you have any questions please feel free to call our office!

Our motto here is prevention before treatment. We believe having your routine cleanings are the key to achieving optimal oral health, and saving you money in the long run. Your routine appointments will include your cleaning, X-rays, an exam, and any necessary gum scoring and fluoride treatments. We will also help you detect any issues and if imperative, develop a treatment plan best for your case.


We are here to help you understand the importance of oral health, why treatment is necessary, and your insurance! We also understand that finding time to come in for treatment can be difficult so we offer treatment times all day Monday through Thursday. 

Discover a new dental experience at Chatham Dental Center! We look forward to caring for you and your family's dental needs.

About Us

Our Mission

Our mission is simple.

We strive to improve the lives of everyone we meet, not just the ones we treat.

We will do so with kindness, education, excellent dental care, and philanthropy throughout our community.

Our Services
Success Stories

"The new office is amazing with a warm and professional staff."

Tom F.

"I have been going here for many, many years and just LOVE Dr. Lonergan and his staff! Wouldn't go anywhere else."

Ann G.

"Impressive in

all ways!"

Gloria N.


Contact Us
Our Address

345 N. Main

Chatham, IL 62629


Tel: 217-483-3545 

Fax: 217-483-5254


Our Hours

Monday:  8:00 AM - 5:30 PM

Tuesday: 8:00 AM - 5:30 PM

Wednesday: 8:00 AM - 5:30 PM

Thursday: 8:00 AM - 5:30 PM

Friday: CLOSED

Saturday: 8:00 AM - 1:00 PM

*Open one Saturday per month*


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