The Demko Team

Trustworthy. Empathetic. Efficient. Invested.

At Demko Orthodontics, we want patients to feel at ease when they walk into our office. Our team is experienced, accessible and authentic, and they will take your treatment as seriously as you do.

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Dr. Demko hand picks and cross trains her entire staff, resulting in an extremely informed, well-versed, and capable team that can address all patient needs and questions. Because of their talent, passion, and synergy, the Demko team is ready and able to handle all orthodontics issues, no matter how challenging they may be.


Jessica Johnson


Jessica is our Director of Operations and joined our Demko Team in July 2021. Along with being our Director, she also trained as a Treatment Coordinator.

In her spare time you can find Jess watching her 3 boys play sports or hanging with her husband and family. Jessica’s favorite thing about working at Demko is watching patients finish their treatment with their “Demko Smile”

Administrative/Financial Coordinator

Tricia Kirkpatirck

Tricia is our jack of all trades and handles anything and everything that is thrown at her. You can find her mostly behind the scenes but she is a vital part of Demko.

Tricia is from Auburn, Indiana. She is married, has 4 kids that are spread across the country and keeps her busy! Her favorite thing to do is travel (mostly to see her children). Tricia's favorite thing about Demko is the people. She loved being able to help patients and her co-workers and always has her P.A.N.T.S on.

Chesterfield & St. Charles Location

Gabby Merz

Patient Coordinator

Gabby joined the Demko team in April 2021. She was born and raised in St. Louis, MO and is the current Patient Coordinator for both Chesterfield and St. Charles.

In Gabby’s spare time, she is either traveling, spending time with family, friends and her boyfriend Kyle or playing volleyball. Her favorite part of the job is interacting with patients and making sure they get the Demko experience every time.

Kirsche Miller

Treatment Coordinator

Kirsche joined Demko in February 2022. She is from O’Fallon, MO and is the Treatment Coordinator for our St. Charles and Chesterfield locations. In her spare time she loves sewing, needle point, reading or hanging out with her Daughter.

Kirsche’s favorite thing about Demko is that we always look at the whole picture. We don’t just focus on the teeth, we focus on the patient. She loves working here because she loves helping people find a smile they can be proud of.

Washington Location

Sydni Filla

Patient Coordinator

Sydni joined Demko in July 2014. She loves to help create memorable smiles so much that not only is she the Patient Coordinator but is cross-trained so you can sometimes find her in the clinic with patients as well.

You can often find Sydni out with her family watching her daughter Kaitlyn at a soccer field or basketball court. She also loves exploring new hiking trails, camping, spending time with family and friends, or going to any of her multiple nieces' and nephews' sporting events.

Clinical Team

Debbie Skelton

Debbie has been with Demko Orthodontics since January 2003. She has been in the dental field most of her working years and in orthodontics for over 35 years. She is a clinical assistant and lab technician.

Debbie is married and loves to spend time with her family, most of all with her grandkids. She loves to work in the garden and for quiet time loves to sit and read a good book. She likes working for Demko because we actually change lives. We can give them a better smile, better breathing and better confidence.

Travis Dickens

Travis started as an intern in our Washington office in January 2016 and became a clinical assistant in November 2016. He loves working with our patients and bringing out their best smiles.

In his spare time, you can find him playing golf with his grandfather or spending time with family and close friends. When Travis is not cracking a joke, he enjoys video games and paintball as well. Travis likes working for Demko because he likes to see the reactions on our patients face after taking off their braces or finishing Invisalign.

Kylie Eichholz

Kylie joined our team in January 2022 as a clinical assistant. She is from St. Peters MO and loves her hometown.

In her spare time you can find her at the lake of the ozarks, playing golf or being outdoors. Kylie’s favorite thing about Demko is that no days are the same and that there is always something different to learn and do!