About Our Staff

Dental care today is a matter of teamwork. At Dentistry For All Ages you will meet a caring, professional attitude along with a relaxed and friendly manner toward you as a patient. As one staff member describes, “We provide exceptional patient care by listening to each patient’s individual needs and customizing their treatment to meet their goals. Our highly skilled team provides a comfortable and stress-free environment.”

Thomas R. Leischner, D.D.S.

Dr. Leischner graduated in 1970 from Loyola Dental School. He pursued his passion for hospital dentistry by completing an internship at Hines Veteran’s Hospital in Maywood, Illinois. Afterward, Dr. Leischner joined the staff at West Side Veteran’s Hospital in Chicago to treat returning veterans from the Vietnam War. Joining hospital staffs at Loyola, Gottlieb, and Alexian Brother’s Hospitals, he treated medically and mentally compromised patients for three decades. Expanding his love for dentistry in the geriatric population, Dr. Leischner obtained an Illinois Nursing Home Administrator’s license. He has worked with the Illinois Sate Dental Society and the Illinois Department of Public Health, training and educating long term care facility healthcare workers in the maintenance of their resident’s oral health. As a member of the American Dental Association, Illinois Dental Society, Chicago Dental Society, Special Care Dentistry Society, Academy of General Dentistry, and Illinois Nursing Home Administrators Society, he has continued to expand and sharpen his clinical skills with more than 1100 hours of teaching and classroom continuing education. Dr. Leischner currently remains in Illinois as a staff member at Alexian Brother’s Medical Center in Elk Grove, and St. Alexius in Hoffman Estates, and with affiliations at Friendship Village Retirement Community in Schaumburg, and Mt. St. Joseph Home for Women in Lake Zurich.

Derek H. Fornelli, D.D.S.

Dr. Fornelli received his dental degree from the University of Illinois at Chicago in 2006. He keeps abreast of current dental techniques, materials and technology through his participation in continuing education courses, literature reviews, and independent research. Dr. Fornelli also holds degrees in art from Illinois State University and biology from Benedictine University. An accomplished artist, Dr Fornelli blends his creative talents with the science, and medicine of dentistry, to achieve an ideal balance of dental health and esthetic harmony for all his patients.

Katherine “Kat” Janda, D.M.D.

Dr. Katherine “Kat” Janda grew up in rural Northwest Illinois, and received her Bachelor of Science Degree from the University of Illinois in Chicago in 2014. She completed her dental education and received her Doctorate of Dental Medicine from the University of Illinois College of Dentistry in Chicago, Illinois in May of 2018.

As a practitioner of general dentistry, she is trained with a thorough understanding of how wellness in the mouth and body are interconnected. Dr. Janda's treatment philosophy focuses on comprehensive, compassionate, and conservative restorative dental care that directs patients through tailored, personalized treatment plans to get their teeth feeling strong, looking great, and lasting a lifetime. She is passionate about utilizing anxiety-reducing techniques to help make visits to the dentist enjoyable for fearful patients of all ages.

When she is not working, Dr. Janda enjoys drawing and painting, and creates illustrations for clients, family, and friends.

Dr. Janda is a member of the American Dental Association and the Chicago Dental Society.

 Meet Sushi, the newest member of our team!!