Dr. Cahill


Dr. James Cahill has just joined our growing practice!


“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.”


Dr. Cahill was born and raised in the west suburbs of Chicago. He studied biology at the University of Illinois in Urbana-Champaign. After college he completed a masters in biomedical science at Midwestern University. Dr. Cahill graduated in the top of his class from Midwestern University College of Dental Medicine in Illinois.

While most dentists finish their formal education after dental school, Dr. Cahill completed an advanced dental residency at Southern Illinois University in Edwardsville. For a year Dr. Cahill treated complex and comprehensive dental care for patients in the Saint Louis area. After residency he served as an implant fellow and faculty member at SIU School of Dental Medicine. In his fellowship Dr. Cahill completed advanced surgical treatments which include implant placement, gum surgeries, bone grafting, fabrication of complex dentures with implants, and the “All-on-Four” teeth in one day procedure. To further his clinical skills Dr. Cahill takes continuing education courses and participates in dental research.

Dr. Cahill provides:

  • Cosmetic dentistry with veneers, fillings, crowns, and bridges
  • Whitening with in office Zoom! Whitening and at home solutions
  • Implants placed the same day the tooth is extraction
  • Oral surgery including wisdom teeth extraction, bone grafts, sinus lifts
  • Dentures and partial dentures
  • Denture and implant solutions including “All-on-Four” immediate dentures, hybrid fixed dentures, Conus denture, bar overdenture, and Locator overdenture.
  • Root canal treatment to save infected teeth
  • Braces and Invisalign to straighten teeth
  • Emergency services


    When he is not at the office, Dr. Cahill serves as an officer in the Army National Guard on the weekends. In his free time Dr. Cahill enjoys exploring great places to eat in St. Louis, outdoor adventures with his dog Boomer, and traveling with friends and family.

    Professional Affiliations and Certifications

  • American Dental Association
  • Academy of General Dentistry
  • Missouri Dental Association
  • Greater Saint Louis Dental Society