Putting Patients First!

Thomas Nichols, DMD
Dr. Thomas NicholsDr. Thomas Nichols was born and raised in Central Wisconsin. He grew up in Wausau and he graduated from Edgar high school.

After graduating high school in 2010, he attended the University of Wisconsin La Crosse where he majored in BioMedical Sciences and minored in Chemistry. Dr. Nichols received his Doctorate of Medical Dentistry from Midwestern University in Chicago in May of 2018.

Tom and his wife, Jacqui, enjoy traveling together, spending time with family, fishing, hunting, camping, hiking, skiing, March Madness, football, and their golden retriever, Otto.

Dr. Nichols is a member of the American Dental Association, Wisconsin Dental Association, and Chicago Dental Society. He is constantly looking to improve himself and his skills to provide the best care possible to his patients.

Mark Gonyo, DDS
Dr. Thomas NicholsCheck back soon to meet Dr. Gonyo!

John Cronkrite, DDS
Dr. John Cronkrite attended the university of Wisconsin at Eau Claire and graduated from Marquette Dental School in 1976. He has enjoyed practicing dentistry for almost 40 years. He spends his leisure time with his kids and grandchildren, and he loves to “tinker” with old cars and vintage motorcycles.

Dr. Cronkrite has worked in our Edgar office previously and is excited to be back with the Szmanda Dental Edgar family and continuing to help our patients.

Meet Our Team

Our friendly and knowledgeable dental team at Szmanda Dental Edgar strive to provide comfortable, quality dental care for you and your entire family, maintaining a warm, welcoming environment and making sure that you have the information you need to make decisions about your dental treatments. We welcome you to call our office today at 715-352-2700 to learn more about dental care in Edgar, Wisconsin, and to schedule your appointment with our talented dentists. We are eager to care for your smile!

Front Office

Patti B. – Administration/Finance
Patti has worked for Szmanda Dental Center for 25+ years. When she is not working she enjoys, walking, biking and relaxing around a campfire with a nice glass of wine.


Kristen W. – Hygienist
Kristen enjoys spending time with her husband and three dogs, and is excited to welcome a baby in July 2018. In her free time she enjoys kayaking, hiking and camping in Door County.

Claudette N. – Hygienist
Claudette lives in Mosinee with her husband Terry and her two daughters Halle and Hanna. Her favorite thing to do is travel all over to watch both her girls play volleyball all year round!!

Brittani Z. – Hygienist
Bio coming soon!

Dental Assistants

Erika G. – Dental Assistant
Erika enjoys running. During the weekend, she and her husband enjoy cooking new recipes. They love their dog, Jupiter. In the summer, they enjoy hiking and like to spend time with family and friends. Erika loves helping out our Spanish-speaking patients, and they love her!

Makayla M. – Dental Assistant
Makayla enjoys going for walks, reading and spending time with her husband, family and friends.


Our Locations

Rib Mountain

227071 Hummingbird Road
Wausau, WI 54401
(715) 845-3200
Fax (715) 842-4369


202 E. Grand Avenue
Wittenberg, WI 54499
(715) 253-3200
Fax (715) 253-2866


107 S. 3rd Avenue
Edgar, WI 54426
(715) 352-2700
Fax (715) 352-2168


601 Main Street
(PO Box 488)
Marathon, WI 54448
(715) 443-2247
Fax (715) 443-2454