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About Your Dentist

About Your Dentist

Amanda Littlefield, DMD

"I love that I have a career that allows me to help people improve their oral health and improve their smile at the same time."

My Mission:

"To provide the best, most complete, ethical, well-planned treatment directed at the appropriate time for the patient, thereby improving my patients' health. To do it with personalized care and empathy."

Education & Professional Memberships:

Dr. Littlefield received her undergraduate degree from Harding University in Searcy, Arkansas and her Doctorate Degree from Southern Illinois University School of Dental Medicine.

Dr. Littlefield is an active member of the Delta Sigma Delta dental fraternity, the American Dental Association, the Academy of General Dentistry, the Illinois State Dental Society and the St. Clair Dental Society.

Personal Attention Professional Excellence:

"It's very important to understand what a patient needs. For this reason, I strive to continually better myself and my abilities in order to increase my patients' satisfaction. I believe there are endless rewards for all involved when patients' needs and wants are met."

Providing You with Comfortable Dental Care...

"I constantly try to better myself and my technical skills. I will always be caring and considerate of my patients' needs in order to serve you better. I want to care for you needs and make sure you receive the most beneficial and satisfying care; the kind of care you deserve. I enjoy meeting and interacting with patients and I look forward to serving and working with you to establish a beautiful smile that lasts forever."

Life & Hobbies

Dr. Littlefield currently resides in Belleville, where she enjoys a busy life with her husband and three children. When she isn't practicing dentistry, Dr. Littlefield serves as a certified yoga instructor. She also likes to go running and travel with her friends and family.

Nicole Kniffin, DMD

“Working with my patients to improve everything from oral health to self-esteem makes dentistry the most rewarding career for me. I am passionate about improving each patient’s smile. It is very rewarding to transform a patient’s dental health through treatment and education.”

My Mission

“To provide quality dentistry and to help my patients achieve and maintain a healthy, brilliant smile. When patients leave my office, I want them to know that I am a gentle, caring dentist who is always looking out for their dental needs.”


Eastern Illinois University, Bachelor of Science – Charleston, IL

Southern Illinois University School of Dental Medicine, Doctorate of Dental Medicine – Alton, IL

Scott Air Force Base, Advanced Education General Dentistry Residency – St. Clair County, IL

Continuing Education & Professional Memberships

  • IV Sedation Certified
  • American Dental Association Member
  • St. Clair County Dental Society
  • Advanced Education in General Dentistry (AEGD)
  • United States Air Force

Providing You with Comfortable Dental Care…

“My team and I work hard to stay at the cutting edge of dentistry, and we are constantly looking for the best approach to improving a patient’s dental health. We care about the individual needs of each patient, and we look forward to working with you and your family.”

Life & Hobbies

Dr. Kniffin currently lives in Belleville with her family, including a cat and a yellow Lab. She loves spending quality time with her husband and three small children – especially outdoors! Dr. Kniffin also enjoys traveling, reading, and practicing yoga.