Meet the Dental Pros!

All our professionals at Gassen Dentistry maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.



Matthew A. Gassen, D.D.S.

Dr. Matthew Gassen completed his DDS at the University of Missouri-Kansas City School of Dentistry in 2002.  He was born in Louisiana, but his family moved to Missouri as a young child.  Dr. Gassen was raised in Taos (just outside Jefferson City).  He attended Blair Oaks elementary and then Helias High School.  Dr. Gassen has always loved this community and planned to practice here.  His practice philosophy is to treat everyone as you would want to be treated.  Dr. Gassen serves on the board for the Samaritan Center Dental Clinic where he volunteers every month.  He is also a member of the American Dental Association, Missouri Dental Association, and Past President of the Jefferson City Dental Society.  He is truly passionate about providing honest dental care in a fun environment with state-of-the-art equipment.  Dr. Gassen is married and has three adorable daughters, which are his pride and joy.

Jennifer- Office manager
Jennifer is a native of Jefferson City and a 2001 graduate of William Woods University where she obtained a Bachelor of Science Degree in Equestrian Science.  She trained horses professionally for 7 years in Atlanta, Georgia before moving back to Missouri.   She became Dr. Gassen’s office manager in 2008.  Jennifer enjoys spending time with her husband and 2 children and meeting new people.  She still actively competes in horse shows across the country as  an amateur and in 2011 was crowned the US Arabian Country English Pleasure 18-35 National Champion.  


Staci - Certified Dental Assistant
Staci graduated from the Nichols Career Center Dental Assisting Program in 1997.  She joined the Gassen Dental team in 2006 as a certified dental assistant with expanded function.  Staci  has enjoyed working in dentistry for over 15 years!  She loves spending time with her husband and daughter, and especially enjoys weekends at the lake.  In her spare time she also teaches gymnastics and cheer.



Jessica - Certified Dental Assistant
Jessica is also a certified dental assistant with expanded function.  She graduated from the Nichols Career Center Dental Assisting Program in 2008 and has worked with Dr. Gassen since 2011.  Jessica is from the Jefferson City area and enjoys relaxing weekends with her husband and 2 young children, good friends, and family.




Vicky - Registered Dental Hygienist
Vicky is a Registered Dental Hygienist.  She received her degree from State Fair Community College and has been working with Dr. Gassen since 2009.  She is a native of Linn, Missouri where she currently lives with her husband and 2 young sons.  Vicky likes to cook and spend time with her growing family!




Melissa - Registered Dental Hygienist
Melissa is a 2011 graduate of Carl Sandburg College of Dental Hygiene.  She joined Dr. Gassen last year as a Registered Dental Hygienist.  She is from Illinois and now lives at the Lake of the Ozarks.  She enjoys riding horses, barrel racing, and spending time with her family.  



Megan - Registered Dental Hygienist
Megan is also a Registered Dental Hygienist and works part-time for Dr. Gassen as needed.  She is from Topeka, Kansas and received her BS in Dental Hygiene from the University of Missouri-Kansas City in 2002.  Megan and Dr. Gassen met in school and were married in 2002.  They have 3 busy daughters.  Being a hygienist has given her the opportunity to meet so many wonderful people of Jefferson City.  She enjoys those relationships she’s made with many patients over the years.  Megan likes to travel, golf, cook, and watch her daughters grow!