Meet the Staff


Come where your dentist understands you. We go out of our way to ensure you get the kind of dental care you deserve. Our experienced and friendly staff will help you discover the best options for you.

  • Dr. Annette Theofilos

    Dr. Annette Theofilos was born and raised in the Shenango Valley. She resides here with her husband Tim. They have three grown children and a granddaughter.

    Dr. Theofilos is a graduate of Kennedy Catholic high school, Gannon University, and University of Pittsburgh school of Dental Medicine. She completed a General Practice Residency at Western Reserve Care System and went on to private practice in 1996.

    She is a member of the ADA, PDA, and Mercer County Dental society. She practices Holistic Dentistry with emphasis on natural health. She incorporates Ozone therapies for those who are interested in natural health.

    In her spare time, she enjoys family, hiking, walking and any beach location!

  • Dr.
    John C. Warren, DMD

    Dr. John C. Warren grew up in New Castle, Pennsylvania and attended The College of Wooster where he met his wife, Kymberly. Together they moved to Philadelphia where he earned his Doctorate of Dental Medicine at Temple University in 2015. They currently reside in the New Castle area with their three young children.

    After graduating from dental school, Dr. Warren completed a one-year residency program with the United States Army in Fort Carson, Colorado. He also served a one-year tour to South Korea and four additional years in Anchorage, Alaska at Joint Base Elmendorf-Richardson. As a native to Western Pennsylvania, Dr. Warren is both proud and excited to be back practicing general dentistry for the citizens in the surrounding communities.

    In his spare time, Dr. Warren enjoys woodworking, hunting, fishing and spending time with family and friends.

  • Kelly

    Kelly is the office manager. She lives in West Middlesex with her husband of 39 years. Kelly enjoys spending time with her children and grand children, riding the motorcycle with her husband and going to wineries.

  • Kylene

    Kylene is a dental hygienist who graduated from Youngstown State University. She lives in the valley with her husband and 2 kids. She enjoys kayaking, home décor, and jogging in the early morning with her son.

  • Brandy

    Brandy is a dental hygienist who graduated from Youngstown State University. She has worked with Dr. Theofilos for 16 years. She lives in West Middlesex with her husband and 2 kids. She enjoys gardening, cooking and spending time at her family cabin in Elk county.

  • Becca

    Becca is a dental assistant. She graduated from the Bradford School in 2015 and started working for Dr.Theofilos in 2016. She lives in shenango with her husband and daughter. In her spare time, she enjoys walking her dogs and golfing.

  • Tera

    Tera is a dental assistant. She lives in Mercer with her husband and three dogs. In her spare time, she enjoys hunting, fishing, kayaking, and spending time with friends.

Contact Us

Our Location

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Hours of Operation

Our Regular Schedule


8:00 am-5:00 pm


8:00 am-5:00 pm


7:00 am-4:00 pm


9:00 am-3:00 pm