Associated Pediatric Dentistry, LLC


Associated Pediatric Dentistry, LLC is a dental practice specializing in the treatment of infants, children, adolescents and special needs patients. Our services include: monitoring growth and development, preventative treatment, interceptive orthodontics, and behavioral management. We love children! Our team is dedicated to delivering an excellent dental experience for your child. We believe that every child does something right during each dental visit.

Serving the Metro East since 1979, Associated Pediatric Dentistry has three locations: Belleville, Glen Carbon and O’Fallon. Today, Associated Pediatric Dentistry has become the area’s leading pediatric dental practice. Our team is happy to provide every child with the best dental experience possible. Having a healthy smile is incredibly important for your child's development and our dental team will ensure they can smile proudly! 

Dr. Markarian, Dr. Beyersdorfer, and Dr. Mello-Burstadt enjoy being able to treat children and make their dental experience a positive one. We offer a wide variety of services, in order to help our young patients with any dental work they may need. 

With three convenient locations, Associated Pediatric Dentistry offers warm and welcoming environments where the parent and patient both feel comfortable. We have an open door policy: parents are always welcome to come back with their children for apppointments.Our entire dental team is continuously kept up to date with any changes occurring in the world of dentistry to ensure we are always providing the highest standard of care to your child. We take the time to discuss one-on-one with every patient and their parent about the dental options available and what would best fits their needs.

If you're in need of a pediatric dental office that puts your child's best interest first, determine which of our three offices is most convenient for you, and give us a call!


Check Out Our Doctors


Gerusa Mello-Burstadt, D.D.S.

Known to many of her patients as Dr. Mello, Dr. Mello-Burstadt has been board certified and in private practice for over twenty-five years. Her Doctor of Dental Sciences degree is from PUC Catholic University, Brazil. Her pediatric dentistry residency, which she completed in 1988, is from the University of Illinois Chicago. After completing this, she worked for ten years teaching pediatric dentistry at the University of Illinois. She is fluent in both Spanish and Portuguese.

John R. Markarian, D.M.D.

Known to many of his patients as Dr. John, Dr. Markarian has been treating patients since 1979. He’s been in the business a while and has provided excellent care throughout the years. He obtained his Doctor of Dental Medicine degree from Southern Illinois University/School of Dental Medicine. In addition, he completed a residency in pediatric dentistry at the University of Missouri-Kansas City and a hospital residency at Children's Mercy Hospital


Kevin C. Beyersdorfer, D.D.S.

Known to many of his patients as Dr. Kevin, Dr. Beyersdorfer has been with the practice since 1991. He attended the University of Illinois College of Dentistry, where he received his degree in Pediatric Dentistry. He also attended the University of Illinois in Champain/Urbana for his Bachelor’s of Science degree. Additionally he’s worked as an instructor at the Southern Illinois University School of Dentistry.

Contact Us


Associated Pediatric Dentistry, LLC - Belleville

3540 N. Belt West, Suite E
Belleville, Illinois, 62226

Phone: (618) 233-8667


Associated Pediatric Dentistry, LLC - Glen Carbon

116 Magnolia Drive
Glen Carbon, Illinois 62034

Phone: (618) 288-5437


Associated Pediatric Dentistry, LLC - O’Fallon/Shiloh/Swansea

4945 Stone Falls Center, Suite B
O’Fallon, Illinois, 62269

Phone: (618) 622-0212