About Your Dentist

James Cahill, DMD

"A warm smile is the universal language of kindness." William Arthur Ward

My Mission

“My mission is to serve my community by providing exceptional dental care and helping my patients understand the importance of maintaining excellent oral health. I believe in working with my patients in a spirit of collaboration, free from judgment, and focused on meeting their individual needs. I am committed to treating every patient with the same empathy, care, and attention that I would for a member of my own family.”


Doctor of Dental Medicine
Midwestern University College of Dental Medicine at Illinois – Downers Grove, IL

Master of Biomedical Sciences
Midwestern University College of Health Sciences – Downers Grove, IL

Bachelor of Science in Business management
University of Illinois at Urbana Champaign College of Business – Champaign, IL

Continuing Education

Resident - Advanced Education in General Dentistry at Southern Illinois University at Edwardsville

Life & Hobbies

Outside of the office, Dr. Cahill enjoys bicycling, exploring the outdoors, and going on long walks with his dog, Boomer. He also enjoys seizing any opportunity to travel and visit family members living across our country.

Magdalena Mertz, DDS

"I’ve learned that people will forget what you said, people will forget what you did, but people will never forget how you made them feel.”-Maya Angelou

My Mission

“My goal is to provide high quality comprehensive dental care to everyone that I meet. I strive to be compassionate, empathetic, and communicate effectively with each unique patient.”

Education & Continuing Education

University of Missouri Kansas City School of Dentistry – Kansas City, MissouriDoctor of Dental Medicine

Missouri State University – Springfield, MissouriBachelor of Science- Biology

*Graduated Cum Laude

Professional Memberships

Dr. Mertz is an active member of the American Dental Association, the Academy of General Dentistry, and the Missouri Dental Association.

Life & Hobbies

A nature enthusiast, Dr. Mertz loves hiking, camping, and taking long walks with her husband and her dog, Chief. She also enjoys spending time with friends and family and meeting new people, because “everyone has a story to tell.”