
Dr. Killeen graduated from Louisiana State University School of Dentistry in 1975. He has been a practicing Slidell dentist since 1977. He is very active in continuing his education especially in the area of dental implants, crowns and dentures, cosmetic restorations, veneers and whitening your teeth for a lighter and brighter smile. Dr. Killeen is highly trained in full assessment and treatment of your dental problems and works with a team of doctors to assure you that you are receiving the highest quality care available using this multi-disciplinary or "circle of care" approach.

Lana retired from teaching to assist Dr. Killeen with patient care. She is highly trained as our patient care and education coordinator. She will explain your treatment in detail, answering any questions you may have and will coordinate your appointments within our office and with specialists. She will guide you through, step-by-step, your customized treatment plan. Lana also serves as the administrator of our Dental Assistant Training Program. Lana has been a dental professional since 1986.
"Watching the transformation of the patient to a healthy, smiling individual is so gratifying. It makes us feel good when we light up your smile!" - Lana


Shannon & Genny are available to make appointments for Dr. Killeen and our hygienists. They will make your follow-up appointments and will answer your insurance questions.
"Greeting our patients each day, offering a smile and making them feel comfortable is what I look forward to every morning. Knowing they are in good hands with the best possible dentistry is how I like to end my day!" -Shannon

" I knew I wanted to work with Dr. Killeen and his team as soon as I completed my dental assistant training. After all, I grew up in this practice. It feels like home and I am treated like family, just like all of our patients are!" -Genny


Sue and Leslie head our hygiene department. They will clean your teeth and provide the services needed every 2-6 months to keep your teeth in tip-top shape. Sue has been practicing for 31 years and Leslie has been practicing for 28 years. They have been trained to recognize signs of oral disease which can be connected to heart disease, diabetes and respiratory problems. They will guide you through the educational process to enable you to keep your teeth for a lifetime.
"Dentistry is awesome! Helping my patients maintain a healthy, beautiful smile is so rewarding. I enjoy teaming up with Dr. Killeen and bringing smiles to our patients' faces." - Sue

Helping our patients achieve health and happiness through a beautiful smile is the most rewarding aspect of my job." - Leslie
Elizabeth & Sunny assist Dr. Killeen and our hygienists during your appointments. They are trained in the latest techniques using the most up-to-date materials to make your appointment gentle and comforting. They will assure that you have a wonderful experience.
I love the joy of creating beautiful, confident smiles for our patients! Dentistry is not just about a healthy smile, it is also about our patients loving their beautiful, healthy smiles." -Elizabeth

"Working in my new career, meeting and helping patients has always been my dream.” -Sunny
We are fortunate to have a dedicated staff with over 150 years of experience.