Our Dentists

Christine Liesen, DDS

Dr. Christine Liesen completed her Bachelor of Science degree in biology at Marquette University before attending the Marquette University School of Dentistry, graduating in 1987. She regularly completes continuing education courses, and she has received advanced training in CEREC, removable partials and dentures, cosmetic dentistry, restorative dentistry, sleep medicine and dental oral sedation. She has practiced dentistry for over 34 years in Wisconsin, 22 of which have been in the Park Falls and Woodruff areas of northern Wisconsin.

Dr. Liesen is a member of several professional organizations, including:

Additionally, she is a member of several local dental societies and has served on state dental association committees. Dr. Liesen has also received several awards and certifications, including Local Business Leaders, Local Chamber Business of the Year, Dental Community Volunteer Leadership Recognition, the Donald Dental Service Award for Undergraduates and the Veterans Overseas Dental Mission Service certificate.

Dr. Liesen enjoys her profession and is passionate about dentistry. She is privileged to work with a fabulous team, and she is dedicated to giving people beautiful smiles and to helping her patients and her community attain good oral health practices. Dr. Liesen enjoys working with her husband and daughter in their dental practice each day.

Outside the office, Dr. Liesen enjoys spending time with friends and family, traveling, attending sporting events year-round and being outdoors.

John J. Pinzl, DDS

Dr. John Pinzl completed his undergraduate studies in biochemistry and molecular biology at the University of Wisconsin-Madison before attending the Marquette University School of Dentistry, from which he graduated in 1987. Following dental school, Dr. Pinzl completed a one-year General Practice Residency at the Veterans Administration in Milwaukee. He regularly completes additional training online through Spear Education and has completed over 100 hours of training in dental implant placement, including placing 30 implants in the Dominican Republic as part of his training. Dr. Pinzl has placed over 200 implants since completing his training to restore his patients’ smiles. He has practiced in the Park Falls and Woodruff area for over 22 years.

Dr. Pinzl is a member of the American Dental Association and the Wisconsin Dental Association. As a dentist, he is dedicated to allaying his patients’ fears so that they are comfortable enough to receive the treatments they need. He is also committed to patient education to ensure that each patient he meets understands their oral health, treatment options and what may happen if they do not receive necessary treatments.

Dr. Pinzl has been married to Dr. Liesen for over 35 years. Together they have five children, one of whom has joined them in their practice (Dr. Lauren Kessinger), and six grandchildren. His hobbies include snowshoeing, kayaking, traveling, and cross-country and downhill skiing. Dr. Pinzl is also an avid reader and loves being outdoors.

Lauren Kessinger, DMD

Dr. Lauren Kessinger completed her undergraduate studies at the University of Wisconsin – Oshkosh before attending the Missouri School of Dentistry and Oral Health, from which she graduated in 2019. She is continually taking additional continuing education courses to further her education, and she has completed courses in orthodontics, endodontics, BOTOX®, dermal fillers, sleep appliances and sedation dentistry. Dr. Kessinger is Invisalign® certified, as well as certified in BOTOX and dermal fillers through the Academy of Facial Esthetics.

Dr. Kessinger joined her parents in their practice following her graduation from dental school, and she has practiced in the Park Falls and Woodruff area since that time. She is a member of the American Dental Association, the Wisconsin Dental Association (where she also serves on the Communications Committee) and the Academy of Facial Esthetics.

Dr. Kessinger and her husband, Andy, have two children, Grayson and Liam. They enjoy spending as much time outdoors as possible, and they can often be found hiking, biking, boating, snowshoeing, downhill skiing and spending time together as a family.