Services Oral Surgery Cavity Detection Intra-oral camera Dental Insurance Convenient Financing Digital X-Rays Invisable Braces One Hour Lightening Invisalign Nitrous Oxide Dr. Tharp serves patients from Illinois, Indiana and the entire midwest and is located south of Chicago in Frankfort, Illinois. We recommend that you call our office to schedule your appointment. Voice mail is also available if you would like to leave your message after hours. Call 815-806-1010. Our Staff  is very friendly and more than willing to give you directions when you call. Refreshments are always available and our modern office is clean and comfortable. E-Mail! Dr. Tharp will contact you if you prefer. Include your telephone number and the best time to call you. New Patient Gift! After your initial consultation with Dr. Tharp you will receive a $50 credit toward the teeth whitening procedure of your choice. Guarantee! When you visit our office every six months for an exam and recommended cleaning, your bridges, fillings and permanent crowns are covered by our five year guarantee.