DR. JOHN A. ROY AND DR. DUSTIN R. HARPER located at 1410-C Pride Ave. Madisonville Ky. Phone 270 821-3423. New Patients Welcome! General, Restorative & Cosmetic Denistry. Implants, BLeaching, Cosmetic Bonding, Emergency Care, Denture & Partials, Root Canals, Crown & Bridge, Zoom Whitening. Ask about Vizilite Plus,the new oral cancer screening exam. "Better Screening Saves Lives". General Dentistry