Kevin M. Killian DDS PC

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(636) 978-2699

About

Kevin M. Killian, DDS

Get to know us

Dr. Killian graduated Southeast Missouri State University with a Bachelor of Science in Zoology and a minor in Chemistry in 1982. Then he attended UMKC School of Dentistry and graduated in 1986. Then opened his dental practice in St. Peters that same year.

Dr. Killian has had the pleasure of happily serving his community for over 30 years. Dr. Killian is committed to Dental Excellence!! His passion is dentistry and believes a better life starts with a beautiful smile. Because of his passion, continuing education is very important. He has completed over 1,200 hours of additional learning, thus keeping him up to date with the latest developments, techniques and breakthroughs in his field. 

He offers his patients outstanding care, with state-of-the-art technology, yet with that old-fashioned, caring touch. Dr. Killian is extensively trained in all areas of dentistry and providing quality with a friendly, gentle touch. 

At our office, we are dedicated to providing a consistently positive dental experience for all of our patients. We strive to make your visit the most comfortable experience ever. Working on thousands of patients, Dr. Killian has turned out happy patients with healthy smiles.

Dr. Killian is a member of the American Dental Association, Missouri Dental Association and The Greater St. Louis Dental Society, a member of their Board of Directors and President in 2017.

He is also a life member of the St. Peters Jaycees. He is a senator for Junior Chamber international and has been recognized by the local and state Junior Chamber as an outstanding leader in his community. He has also attained the rank of Eagle Scout.

Dr. Killian is married to his wife, Theresa, they have three children, Alex, Courtney and Austen. They reside in St. Charles, MO and are parishioners of St. Joseph Catholic Church in Cottleville. When he is not mastering the art of dentistry he loves to fish, travel, attend concerts and sporting events.

Built to Last

From framing and finishes to roofing and remodeling, every project is handled with durable materials and expert craftsmanship designed for long-term value.

Stylish and Versatile

We blend creativity and construction know-how to create spaces that look stunning and work perfectly for your lifestyle or business needs.

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Licensed & Insured

We are fully licensed, insured, and compliant with all state regulations. Feel free to use our services with confidence. Reach out to our team to learn more.

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Long-Lasting Value

Using any of our services will add value to your project that lasts. It’s like adding money to your pocket if you were to sell.

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Attention to Detail

We will help coordinate any additional work that needs to be done on-site before our crews arrive to make sure that your project is ready!

Meet Our Experienced Team Of Dental Technicians

Business Staff 

Heather

Heather

Heather joined our practice back in January 2018 shortly after her previous doctor had retired, she had served his practice for 16 years, as well as the dental community for over 30 years. She has a passion for dentistry and helping patients. She likes going to continuing education to keep up to date with the latest dental advances and insurance changes. She is excited to call Dr. Killian’s practice her dental home and is looking forward to helping his patients. Heather and her husband have been married for 34 years. They have three grown girls that are starting families of their own and one son at home that is in high school. Her family belongs to All Saints Parish. In her spare time she enjoys crocheting, going to her son’s baseball games, the beach and spending time with her three grandchildren.
Teresa

Teresa

Teresa has been in the Dental field for over 35 years, knowing from the beginning she loved this profession! Her job entails supervising the work of the administrative staff, organizing events and meetings also handling correspondence and inquiries. She always try to promote happiness and motivation. Striving to be accessible and friendly at all times. Teresa started her Career in the Kansas City area, then moving to St Charles in 1986. She has 3 grown children she is so proud of and a cat she adores!
Tracy

Tracy

Tracy joined our practice in September 2024. She had worked as an Office Manager for Dr. Teddy Rogers at Gray Duck Dentistry in Fulton MO for 7 years. She has a passion for dentistry and helping patients. She is excited to be a part of Dr. Killian's practice family and is looking forward to knowing & working with his patients. Tracy has twin 26yr old sons, Hollis & Hayden. They live in Huntsville AL and work in engineering while getting their Masters at the University of Alabama. In her spare time she enjoys reading, is part of a book club, enjoys going thrifting, and spending time with her boyfriend Shane, her family & friends.
Meet Our Experienced Team Of Dental Technicians

Clinical Staff

Donna

Donna

Donna has been part of our team since February of 1992. She graduated from Riverview Gardens High School in 1981 and attended Bryan institute graduating in 1983. Donna continues her education through the Greater St. Louis Dental Society and Spear Dental Education. She provides assistance to the doctor during patient treatment being involved in many aspects of restorative, endodontics, dental implants, fixed and removable prosthetics. Donna’s best reward is to see treatment progress and transform the patient into a more confident and self-assured individual with their smile restored. Donna and her husband Jim have two boys Sean and Brendan. The family enjoys football, hockey, hunting, trips to Florida and the Lake of the Ozarks. They enjoy spending time with family and friends.
Mickelle

Mickelle

Donna has been part of our team since February of 1992. She graduated from Riverview Gardens High School in 1981 and attended Bryan institute graduating in 1983. Donna continues her education through the Greater St. Louis Dental Society and Spear Dental Education. She provides assistance to the doctor during patient treatment being involved in many aspects of restorative, endodontics, dental implants, fixed and removable prosthetics. Donna’s best reward is to see treatment progress and transform the patient into a more confident and self-assured individual with their smile restored. Donna and her husband Jim have two boys Sean and Brendan. The family enjoys football, hockey, hunting, trips to Florida and the Lake of the Ozarks. They enjoy spending time with family and friends.
Meet Our Experienced Team Of Dental Technicians

Hygiene Staff

Sally

Sally

Sally became part of our team 28 years ago with an extensive background in dental hygiene spanning 45 years. She is a 1974 graduate of Lakeland College in Mattoon, Illinois with a degree in applied science. Licensed initially by the State of Illinois Dental Board, she began her hygiene career in Decatur, and for 8 years practiced in an office specializing in prosthodontics, which allowed her to deliver weekly-individualized care for patients undergoing chemotherapy and radiation. When her husband was transferred to the Quad Cities, Sally continued her hygiene career in Moline, Illinois. Then, they were transferred to the St. Louis area, and settled. In 1984, Sally was licensed by the Missouri Dental Board in dental hygiene and has completed a minimum of 15 hours of continuing education per year since. One of her strengths is communication with her patients to help each strive for optimum dental health. She has been married for 44 years and has one son, Kyle. Sally loved the performing arts and was a ballet dancer with several troupes, including Milliken University. She also has a keen eye for fashion and interior decorating.
Lisa

Lisa

Lisa was born and raised in the St. Louis area. She is a graduate of St. Thomas Aquinas Mercy High School. Lisa has been in the dental field since 1988. She worked as a receptionist and assistant while going to school. She has been a practicing registered dental Hygienist for 33 years. Her dental education includes and associates degree in dental hygiene from Forest Park Community College and a Bachelor’s of Science degree in Dental Hygiene from the University of Missouri-Kansas City. She has been board certified in infiltration, and block anesthesia, and a certificate in nitrous oxide sedation. Lisa has known since she was 11 years old that she wanted to be a dental hygienist. She love’s people and dental health is her passion. Lisa’s warm and friendly demeanor makes patients feel right at home and at ease while in her care. Her laugh is infectious and she is nicknamed the singing hygienist. Lisa and her husband have four lovely daughters, their youngest is entering college in the fall. Lisa and Jeff are now at the point in their lives where they are enjoying more time together again. They enjoy being involved in their church and doing projects around their home. They also enjoy the water, especially boating on the Mississippi River and various Missouri lakes.

Trisha

Trisha is a skilled dental assistant with 15 years of experience. She joined our practice in March of 2024. She has worked as a certified dental anesthesia assistant for the last 5 ½ years. Trisha’s passion for enhancing patient’s self-esteem through her work has been a driving force throughout her career. She and her husband, Andrew an active duty marine live in Wentzville with their four children. In her free time Trisha enjoys outdoor activities and refinishing furniture.
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Distinguished Memberships

We have become one of the most referred businesses throughout the St. Louis County and East Illinois metro areas with our outstanding customer service, reliability, and craftmanship with our work. We have become members of the following organizations:

Home Builders Association

National Association of Home Builders

Building Owners and Managers Association International

Building Owners and Managers Association of St. Louis

Crawford Contractor Connection

International Facility Management Association

Metropolitan Fire Marshals Association

Restoration Industry Association

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Proudly Serving These Areas

  • St. Peters
  • O’Fallon
  • St. Charles
  • Cottleville
  • Wentzville
  • Lake St. Louis
  • And Most Areas Nearby
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Distinguished Certifications

In addition to participating in organizations whose members have similar customer-centered focus, we have received the following certifications over the years:

  • Institute of Inspection Cleaning and Restoration Certification (IICRC)
  • Missouri Society for Healthcare Engineering (MOSHE)
  • Associated General Contractors of America (AGC)
Kevin M. Killian DDS PC
Family owned and operated, Kevin M. Killian DDS PC is built on hard work, honesty, and customer service.

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Business Hours

Mon: 8 AM–5 PM
Tue: 8 AM–5 PM
Wed: 8 AM–7 PM
Thu: 8 AM–5 PM
Fri: 8 AM–1 PM
Sat: Closed
Sun: Closed

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