Meet Our Team

Our friendly team is excited to meet you! We love welcoming patients of all ages to our office, and we maintain a cheerful and relaxed environment where you and your family can feel at ease. We invite you to call us at 541-451-1440 to learn more about our dental services in Lebanon, Oregon, and schedule an appointment with our experienced dentist, Dr. Dennis Clark. We look forward to helping you care for your smile!

  • Nancy Thomas
    Office Manager

    I have lived in Lebanon, Oregon since the early 70’s. After graduating from Lebanon Union High School, I went to LBCC where I became a Dental Assistant and have been working for Dr. Clark off and on since 1989.

    I have 3+ kids and 1 grandchild and I enjoy spending time with them all. Plus have a love for reading and sewing.

  • Alice Stewart
    Appointment Manager

    My name is Alice and I have worked for Dr. Clark since 1987. I have met a lot of really wonderful people working here. I grew up in the Lebanon area and went to Lebanon High before going to LBCC for my Dental Assisting Certificate. I have been happily married for 25 years. I have two wonderful children and as many animals as my husband will allow.

  • Heather Koffler
    Dental Assistant & Sterilization Tech

    Hi, my name is Heather. I was born and raised in the Lebanon area. I attended LBCC and obtained by Dental Assisting certificate there. I started working for Dr Clark just over a year ago as a sterilization tech and chair-side assistant as needed.

    I enjoy going for motorcycle rides, painting and spending quality time with my loved ones.

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Our Location

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Hours of Operation

Our Regular Schedule


7:00 am-3:00 pm


7:00 am-3:00 pm


7:00 am-3:00 pm


7:00 am-3:00 pm