Our Staff

Our Dentists

Dr. Patrick Lancaster

Dr. Patrick Lancaster


Dr. Patrick Lancaster was born and raised in Carrollton, Missouri, where he graduated from Carrollton High School.  He received his undergraduate degree at Central Missouri State University, now known as the University of Central Missouri, in Warrensburg, majoring in Biology and minoring in Chemistry.

Prior to beginning Dental School, he spent one year working in a dental lab in the Kansas City area learning valuable information about crowns, bridges, partials, and dentures.

He attended the University of Missouri -Kansas City Dental School from 2004 to 2008.  While attending UMKC he received a National Health Service Core Scholarship transferring him and his wife to Pittsburg, Kansas to help serve a community in need of additional dental assistance. There he worked at a Community Health Center and also worked at a private practice until 2012 when he and his family moved back to Central Missouri to be close to family.

In 2012, Dr. Lancaster came to work for Dr. Eaton in Warsaw, Missouri, where he then purchased the practice in 2014.  Dr. Eaton and Dr. Lancaster partnered for 3 more years until Dr. Eaton retired in 2016.

Dr. Lancaster has spent numerous hours in Continuing Education in order to develop his skills to best serve his patients.  He attends Silken Management training courses, seminars, and workshops every year to bring the best management practices into the office.  He has Dental Implant training and Cerec Same Day Dentistry Training brought into the office for himself and the staff!  This offers you the most up-to-date and state of the art practices here at Truman Lake Dental!

Dr. Lancaster married his wife Brittni in 2006.  They have two beautiful children, a boy, and a girl. He enjoys woodworking, hunting, and fishing.  As a family, they greatly enjoy spending time at the lake boating!

Dr. Trey Kalbaugh

Dr. Trey Kalbaugh


Dr. Trey Kalbaugh grew up in a small, southwestern Missouri farming community located just 30 miles outside of Springfield.  Dr. Kalbaugh graduated from Parkview High School in 2009 as a Viking.  After graduation, he headed to Conway, Arkansas earning his bachelor’s degree with distinction in Biochemistry/Molecular Biology at Hendix College.  He was accepted that year to the University of Missouri -Kansas City Dental School where he graduated in 2017.

Dr. Kalbaugh accepted a one-year residency to continue his dental training in Advanced Education of General Dentistry at NYU Medical Center’s satellite clinic in Springfield, MO.  This Community Health Clinic was created to help low-income and uninsured families access necessary dental care.  Over the years he has also spent many hours volunteering in local organizations and has volunteered three years for MO MOM an organization that provides free dental care for those in need.

Outside of work, Dr. Kalbaugh loves spending time with friends and family.  His hobbies include outdoor activities such as hiking, biking, boating, skiing, site-seeing, and traveling.  He loves making new connections and meeting new people.

Truman Lake Dental is happy that Dr. Kalbaugh joined the team in 2018 in building lasting relationships in our local community.  He is excited and passionate about his work and looks forward to providing quality and personal care to his existing and future patients.

Dr. Brenda Herrman

Dr. Brenda Herrman


Dr. Brenda Herrman is a 1990 graduate from the University of Missouri- Kansas City Dental School.  In her first 20 years of practice, she branched into many aspects of dentistry including full cosmetic reconstruction, expanded assistant training, and emergency forensic identification.   Dr. Brenda was voted “Best Cosmetic Dentist” in Springfield, MO.  Since selling her practice there in 2011, Dr. Brenda has enjoyed traveling as a “locum tenens” dentist in addition to helping other practices as a Dental Practice Consultant.

A native of Butler, Missouri, she loves being a part of the friendly town of Warsaw since 2015.  She enjoys learning new things in dentistry and teaching others as well!  She is married to a chiropractor, Dr. Bret Herrman, and they have two grown children and three crazy cats.  The family has spent many hours together volunteering on and off stage with Springfield Little Theatre through the years.  Dr. Brenda is an accomplished pianist and enjoys traveling with her family whenever possible.

Truman Lake Dental is your number #1 Warsaw Missouri dentist. Truman Lake Dental is a kid-friendly dentist as well!

We are not only the number #1 dentist office in Warsaw MO, but we are also the #1 dentist in Benton County MO as well!

Give us a call if you have any questions regarding our awesome dental services.


1631 Commercial St, Warsaw, MO 65355

Monday - Wednesday 7:30 - 5:00

Thursday & Friday 8:30 - 5:00

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