About Your Dentist

Sarah Modlin, DMD

“I look forward to every opportunity dentistry provides to have a positive impact on each patient’s smile while helping them achieve good oral and overall health.”

My Mission

“I want to provide a comfortable dental home for my patients in order to help them to achieve and maintain a healthy mouth and a beautiful smile.” 


Advanced Education in General Dentistry
Southern Illinois University-Edwardsville – Edwardsville, IL

Doctor of Dental Medicine
Southern Illinois University School of Dental Medicine - Alton, IL

Bachelor of Arts in Biology with a Chemistry Minor
Southern Illinois University-Edwardsville – Edwardsville, IL

Continuing Education & Professional Memberships

Dr. Modlin has completed Advanced Education in General Dentistry training followed by courses and certification in Lumineers, Perio Protect, Soft Tissue Management, Invisalign, and Interceptive Orthodontics. She pursues continuing education courses in order to stay on the cutting edge of dentistry.  

Dr. Modlin is a member of the Academy of General Dentistry, the American Dental Association, the Illinois State Dental Society, the Madison County Dental Society, and remains active with Delta Sigma Delta Dental Fraternity. She is also a part of the O’Fallon Chamber of Commerce. 

Life & Hobbies

Dr. Modlin currently lives in O’Fallon, Illinois with her husband, their son, and their dog DD.  Outside of dentistry, she enjoys staying active, going to St. Louis Cardinal's games, and cheers for the UK Wildcats basketball team (Go Big Blue!). She also enjoys trying to keep up with her son, cooking, and spending time with her family.